diff --git a/README.md b/README.md
index f1559a8..3f6508c 100644
--- a/README.md
+++ b/README.md
@@ -113,42 +113,42 @@ Thanks go to these wonderful people:
 		<tr>
             <td align="center">
                 <a href="https://github.com/baronha">
-                    <img src="https://avatars.githubusercontent.com/u/23580920?v=4" width="100;" alt="baronha"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/23580920?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODE0ODAsIm5iZiI6MTczNDY4MDI4MCwicGF0aCI6Ii91LzIzNTgwOTIwIn0.WQt79ud4OjFPAmHtD6qtPRP558rnT_C7Y-iW3yS466k&v=4" width="100;" alt="baronha"/>
                     <br />
                     <sub><b>Bảo Hà.</b></sub>
                 </a>
             </td>
             <td align="center">
                 <a href="https://github.com/itsnyx">
-                    <img src="https://avatars.githubusercontent.com/u/74738973?v=4" width="100;" alt="itsnyx"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/74738973?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODE0ODAsIm5iZiI6MTczNDY4MDI4MCwicGF0aCI6Ii91Lzc0NzM4OTczIn0.CRxTBpQ8lOdxjwKESBwyTZMQ46d8f3ssKiz-bzq2m3Y&v=4" width="100;" alt="itsnyx"/>
                     <br />
                     <sub><b>Alireza</b></sub>
                 </a>
             </td>
             <td align="center">
                 <a href="https://github.com/pnthach95">
-                    <img src="https://avatars.githubusercontent.com/u/31266357?v=4" width="100;" alt="pnthach95"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/31266357?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODE0MjAsIm5iZiI6MTczNDY4MDIyMCwicGF0aCI6Ii91LzMxMjY2MzU3In0.mQks_lxBfdCcUtV6Reym3ENfG2Ld3B324ORzl9SvqrI&v=4" width="100;" alt="pnthach95"/>
                     <br />
                     <sub><b>Phạm Ngọc Thạch</b></sub>
                 </a>
             </td>
             <td align="center">
                 <a href="https://github.com/crockalet">
-                    <img src="https://avatars.githubusercontent.com/u/60240500?v=4" width="100;" alt="crockalet"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/60240500?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODEwNjAsIm5iZiI6MTczNDY3OTg2MCwicGF0aCI6Ii91LzYwMjQwNTAwIn0.T0Z80DcgS23mJcQc5OBBAKxUvBEWoc-aq4mqB18Q3Zg&v=4" width="100;" alt="crockalet"/>
                     <br />
                     <sub><b>crockalet</b></sub>
                 </a>
             </td>
             <td align="center">
                 <a href="https://github.com/denisbevilacqua">
-                    <img src="https://avatars.githubusercontent.com/u/8768794?v=4" width="100;" alt="denisbevilacqua"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/8768794?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODEwMDAsIm5iZiI6MTczNDY3OTgwMCwicGF0aCI6Ii91Lzg3Njg3OTQifQ.A7N-wvPGwA4WzvAxZ_OdYpUMC7274tsjUAXeF8npQSU&v=4" width="100;" alt="denisbevilacqua"/>
                     <br />
                     <sub><b>Denis Bevilacqua</b></sub>
                 </a>
             </td>
             <td align="center">
                 <a href="https://github.com/cd-butterfly">
-                    <img src="https://avatars.githubusercontent.com/u/6622823?v=4" width="100;" alt="cd-butterfly"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/6622823?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODE2MDAsIm5iZiI6MTczNDY4MDQwMCwicGF0aCI6Ii91LzY2MjI4MjMifQ.fOnPbiSbCfSdFbJ7eQXXTqUExZJ2qxKeXetsyv6FNxg&v=4" width="100;" alt="cd-butterfly"/>
                     <br />
                     <sub><b>cd-butterfly</b></sub>
                 </a>
@@ -157,42 +157,42 @@ Thanks go to these wonderful people:
 		<tr>
             <td align="center">
                 <a href="https://github.com/ctrleffive">
-                    <img src="https://avatars.githubusercontent.com/u/35224957?v=4" width="100;" alt="ctrleffive"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/35224957?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODA5NDAsIm5iZiI6MTczNDY3OTc0MCwicGF0aCI6Ii91LzM1MjI0OTU3In0.lGGFPo9IyhDsIds5R_17t7dTvWIO9_fstgkKlq59Kaw&v=4" width="100;" alt="ctrleffive"/>
                     <br />
                     <sub><b>Chandu J S</b></sub>
                 </a>
             </td>
             <td align="center">
                 <a href="https://github.com/jeongshin">
-                    <img src="https://avatars.githubusercontent.com/u/64301935?v=4" width="100;" alt="jeongshin"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/64301935?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODEzNjAsIm5iZiI6MTczNDY4MDE2MCwicGF0aCI6Ii91LzY0MzAxOTM1In0.qfMawsSaHp-zhL-T-HoFjKaPYDYP9TleMsRKd4EehpY&v=4" width="100;" alt="jeongshin"/>
                     <br />
                     <sub><b>Huckleberry</b></sub>
                 </a>
             </td>
             <td align="center">
                 <a href="https://github.com/shafiqjefri">
-                    <img src="https://avatars.githubusercontent.com/u/126740667?v=4" width="100;" alt="shafiqjefri"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/126740667?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODEwNjAsIm5iZiI6MTczNDY3OTg2MCwicGF0aCI6Ii91LzEyNjc0MDY2NyJ9.7Pl7tRLPeTQcM0Rk_Qhm7EtdOn05DtzGsdAdnbI0tlY&v=4" width="100;" alt="shafiqjefri"/>
                     <br />
                     <sub><b>shafiqjefri</b></sub>
                 </a>
             </td>
             <td align="center">
                 <a href="https://github.com/rxdsrex">
-                    <img src="https://avatars.githubusercontent.com/u/21159505?v=4" width="100;" alt="rxdsrex"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/21159505?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODE1NDAsIm5iZiI6MTczNDY4MDM0MCwicGF0aCI6Ii91LzIxMTU5NTA1In0.qd51ATanVubUUyS7_fnYg-7Ku3-gFRlpYktCq6-dIkU&v=4" width="100;" alt="rxdsrex"/>
                     <br />
                     <sub><b>Rajnarayan Dutta</b></sub>
                 </a>
             </td>
             <td align="center">
                 <a href="https://github.com/vivianlys90">
-                    <img src="https://avatars.githubusercontent.com/u/22317616?v=4" width="100;" alt="vivianlys90"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/22317616?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODEyNDAsIm5iZiI6MTczNDY4MDA0MCwicGF0aCI6Ii91LzIyMzE3NjE2In0.jnaG2nlwk7BDCDoZ3k0t1BLnZ-ZAkhDO9I_B294_Uas&v=4" width="100;" alt="vivianlys90"/>
                     <br />
                     <sub><b>vivianLee</b></sub>
                 </a>
             </td>
             <td align="center">
                 <a href="https://github.com/ymane">
-                    <img src="https://avatars.githubusercontent.com/u/22021856?v=4" width="100;" alt="ymane"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/22021856?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODA5NDAsIm5iZiI6MTczNDY3OTc0MCwicGF0aCI6Ii91LzIyMDIxODU2In0.AzT2XU74PG10CBntNAWJ43QilzKo9eJkx8ILox9HJ5I&v=4" width="100;" alt="ymane"/>
                     <br />
                     <sub><b>Yogesh Mane</b></sub>
                 </a>
@@ -201,21 +201,21 @@ Thanks go to these wonderful people:
 		<tr>
             <td align="center">
                 <a href="https://github.com/ouabing">
-                    <img src="https://avatars.githubusercontent.com/u/1430376?v=4" width="100;" alt="ouabing"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/1430376?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODA5NDAsIm5iZiI6MTczNDY3OTc0MCwicGF0aCI6Ii91LzE0MzAzNzYifQ.rYkPqnF3tD5m3sU-KRhIgcEWL6d6BAXL1skps-TkduM&v=4" width="100;" alt="ouabing"/>
                     <br />
                     <sub><b>abing</b></sub>
                 </a>
             </td>
             <td align="center">
                 <a href="https://github.com/hieuphan1030">
-                    <img src="https://avatars.githubusercontent.com/u/108206954?v=4" width="100;" alt="hieuphan1030"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/108206954?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODExMjAsIm5iZiI6MTczNDY3OTkyMCwicGF0aCI6Ii91LzEwODIwNjk1NCJ9.N8Eq80NDMmCpuWo5qETz64HQNLNyaErQYN32asZVjD8&v=4" width="100;" alt="hieuphan1030"/>
                     <br />
                     <sub><b>hieuphan1030</b></sub>
                 </a>
             </td>
             <td align="center">
                 <a href="https://github.com/tuanngocptn">
-                    <img src="https://avatars.githubusercontent.com/u/22292704?v=4" width="100;" alt="tuanngocptn"/>
+                    <img src="https://private-avatars.githubusercontent.com/u/22292704?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTEiLCJleHAiOjE3MzQ2ODExODAsIm5iZiI6MTczNDY3OTk4MCwicGF0aCI6Ii91LzIyMjkyNzA0In0.lURt1nOb3TQ2tlHJp8t1npWXCcl4dUeBbVaexXLWPFI&v=4" width="100;" alt="tuanngocptn"/>
                     <br />
                     <sub><b>Nick - Ngoc Pham</b></sub>
                 </a>