* Write stable-release-policy.md for upcoming stable release.
* Remove unused Doxygen options from Doxyfile.

Python scripting: make UTF8 class accessible by python scripts. Add python method GetChars() to UTF8 class to get its char buffer.
See scripts/test_kicad_plugin.py for example.

* Improve VRML export dialog lay out.
* Make the OK button the default action in the export dialog.
* Make 3D model export work correctly and avoid redundant file copies.
* Fix embedded path separators in wrl files on windows.
* Fix absolute model file path creation in wrl files.
* Clean up VRML export code.

Pcbnew: fix Bug #1380943 (Filled polygons with thick outlines are missing last outline thick segment in gerber)
Remove a debug message in searchhelpfilefullpath.cpp.

* Change hot key editing contol from wxGridTableBase to wxListCtrl.
* Separate hot key lists into separate tabs rather than one large list.
* Coding policy fixes.

Archive function now recurses project sub directories.

Fix bug: Dialog "Page settings" does not always detect page format. Formats A, B, C, D, E, Custom (User) are detected right but A0-A4, US* are wrong.

Set wxNO_BORDER for the tab page.

* Many path related fixes.
* Fix execution of external applications.
* Update mac-osx.txt.
* Add top-level links for standalone applications inside OSX bundle.
* Fix document icons for Eeschema and pl_editor.
* Create individual bundles for standalone applications inside the main application bundle.
* Add usual 'site-packages' to python path in OSX bundle.
* Fix name of OSX bundle plugin folder.

Rename "Switch highcontrast" to "Toggle High Contrast".
Eliminate most of the abbreviated hotkey titles.
Doxygenize dialog_hotkeys_editor.h and add missing license block.
Display <unassigned> if key code is 0 (NULL).

Refactor hotkey editor to use tab control instead of one giant list.
Each tab is a separate hotkey section.
Modify EDA_HOTKEY_CONFIG to change the m_Comment member to m_Title for a new purpose.
We want a pretty title in the hotkey editor. We use m_Title for the key export comment which
still conveys the purpose just as easily.
Refactored usage of wxGrid into wxListCtrl which allows capturing navigation characters
and also works better (single selection is built in).
Add hotkey overwrite prompts that are paired with "Common" section. It will check if a hotkey
overlaps with the proper sections. i.e. Common with the all other sections; or Section 1 with just Common.
Right-click menu removed due to wxListCtrl being able to catch the special keys properly.

  * Include new field template editor
    - Removes 10 template limitation
    - Adds ability to set default value
    - Adds ability to set default visibility
  * Documentation to follow
  * Tested in Linux (Ubuntu 14.04) + Windows, Windows has issue with displaying highlight for selected template, fix to follow

Add missing search paths in kicad help doc search paths ( only noticeable for non English users ). Sometimes the translated doc was not found, and the English doc was displayed.

Libview and Modview: fix issues relative to hotkeys (hardcoded keys instead of user defined keys and not working tools and popup menus).
Add menubars (can be disabled)
Fix also some minor coding style issues.

Libview and Modview: fix issues relative to hotkeys (hardcoded keys instead of user defined keys) and not working tools and popup menus.
Fix also some minor coding style issues.

Add FILE_NAME_WITH_PATH_CHAR_VALIDATOR, a custom wxValidator which allows file names with paths, in schematic sheet editor
( FILE_NAME_CHAR_VALIDATOR previously used in this dialog does not allow chars used in path names, like / and on Windows \ and : )

Minor code change (which removes a SWIG warning)