Move more developer docs from guidelines/ to developer/

Change-Id: I3eedd6ceeebe36dad94d4c9a9a46255e9722ab8f

guidelines/Banned-Contact.md → developer/banned-contacts.md

-Banned contact
-==============
+Banned contacts
+===============
 
 Following information are here for development purposes and may not
 reflect the current state of any Ring client.

guidelines/Coding-rules.md → developer/coding-style.md

-Coding rules
+Coding style
 ============
 
 **This page gives rules and/or guidances to all

developer/index.rst

@@ -31,10 +31,17 @@ designed and how its various parts work together.
    tensorflow-Plugin
    important-rfcs
    improving-quality-of-jami
-   LRC-documentation
+   libjamiclient-documentation
    name-server-protocol
    protocol
    release-process
    technical-overview
    jami-identifiers
    choosing-crf-value-for-encoder
+   banned-contacts
+   coding-style
+   libjamiclient-coding-style
+   qt-qml-coding-style
+   qt-qml-testing-tools
+   ui-ux-development
+   gsoc

guidelines/Libringclient-Coding-Rules.md → developer/libjamiclient-coding-style.md

-Libringclient coding rules
+libjamiclient coding style
 ==========================
 
 **This page gives rules and/or guidances to all

developer/LRC-documentation.md → developer/libjamiclient-documentation.md

-LRC documentation
-=================
+libjamiclient documentation
+===========================
 
 *This page is a stub.*
 

guidelines/Qt-and-QML-coding-guidelines.md → developer/qt-qml-coding-style.md

-Qt and QML coding guidelines
-============================
+Qt and QML coding style
+=======================
 
 ## Qt/c++
 ### Signal and slot naming

misc.rst

@@ -12,13 +12,6 @@ may change at any time.
 .. toctree::
    :maxdepth: 1
 
-   guidelines/Banned-Contact
-   guidelines/Coding-rules
-   guidelines/Libringclient-Coding-Rules
-   guidelines/Qt-and-QML-coding-guidelines
-   guidelines/Qt-and-QML-testing-tools
-   guidelines/UI-and-UX-development
-   others/gsoc
    tutorials/Jami-distributed-network
    tutorials/Réseau-distribué-Jami
    tutorials/Questions-récurrentes