⚡️ update documentation emojies

* solving issue mdl29#130

deleted api-documentation.md and replaced the link to API documentation in main README.

* resolves mdl29#129 partly: changing Python emoji link

* resolves mdl29#129 : added yaml emoji to main README

* resolves mdl29#129 : updated HTML emoji link

* deleted logos directory as requested

README.md

@@ -31,7 +31,7 @@ LPH.
 
  - 📂 Backend documentation's directory is [here](doc/backend) 
  - [📝 Backend Documentation](server/README.md)
- - [📝 API Documentation](doc/backend/API-documentation.md)
+ - [📝 API Documentation](server/README.md#how-to-play)
  - [📸 model picture](doc/backend/model.png)
 
 
@@ -46,5 +46,5 @@ LPH.
 ## Tools
 
  - :wrench: tools documentation directory is [here](doc/tools)
- - ![python emoji](logos/python.png "python") python linter: [flake8](doc/tools/flake8.md)
- - yaml linter : [yamllint](doc/tools/yamllint.md)
+ - ![python emoji](https://yannis-mlgrn.github.io/codmoji/src/emoji/python.png "python") python linter: [flake8](doc/tools/flake8.md)
+ - ![yaml emoji](https://yannis-mlgrn.github.io/codmoji/src/emoji/yaml.png "yaml") yaml linter : [yamllint](doc/tools/yamllint.md)

doc/frontend/frontend.md

@@ -22,17 +22,17 @@
 - activity-navbar :
   > display description room and if a user wrinting in the input
 
-  ![html](../../logos/html.png) [html file](../../front/activity_bar.html)
+  ![html emoji](https://yannis-mlgrn.github.io/codmoji/src/emoji/html.png) [html file](../../front/activity_bar.html)
 
 - messages :
   > Display a list of messages
 
-  ![html](../../logos/html.png) [html file](../../front/messages-list.html)
+  ![html emoji](https://yannis-mlgrn.github.io/codmoji/src/emoji/html.png) [html file](../../front/messages-list.html)
 
 - room-list :
   > display all joined room
 
-  ![html](../../logos/html.png) [html file](../../front/room_list.html)
+  ![html emoji](https://yannis-mlgrn.github.io/codmoji/src/emoji/html.png) [html file](../../front/room_list.html)
 
 
 
@@ -42,14 +42,14 @@
 - room-editor : 
   > when the user click on it, he can create a room
       
-  ![html](../../logos/html.png) [html file](../../front/room_editor.html)
+  ![html emoji](https://yannis-mlgrn.github.io/codmoji/src/emoji/html.png) [html file](../../front/room_editor.html)
 
 - message-editor :
   > user can type the message in this input and send when he click on sending button 
 
-    ![html](../../logos/html.png) [html file](../../front/message_editor.html)
+    ![html emoji](https://yannis-mlgrn.github.io/codmoji/src/emoji/html.png) [html file](../../front/message_editor.html)
 
 - user-list :
    > display users who wrote in the current room
 
-    ![html](../../logos/html.png) [html file](../../front/user-list.html)
+    ![html emoji](https://yannis-mlgrn.github.io/codmoji/src/emoji/html.png) [html file](../../front/user-list.html)