Examples: fixed custom rendering example canvas size.

Added io.DisplayVisibleMin / io.DisplayVisibleMax to allow for virtual / scrolling display. ...

+ remove duplicated "Setup outer clipping rectangle" block in Begin))

Added extra asserts and tweaked code in Begin()

GetVoidPtr() functions like GetInt, GetFloat. Renamed GetIntPtr/GetFloatPtr to GetIntRef/GetFloatRef

Added Set/GetVoidPtr in ImGuiStorage

Speculative GCC warning fix (again)

Fixed some warnings with Clang/GCC

Examples: added simple drawing app example for using ImDrawList and custom drawing

Fixed mouse aiming within InputText() - broken during 01/18 merge

Added IsItemActive() - replace IsItemFocused() ...

ClipAdvance() --> ItemAdd() - nb: return value is inverted

Added comments

stb_truetype: implementation is now static + submitted PR to origin.

Added InvisibleButton()

Added IMGUI_DISABLE_STB_***_IMPLEMENTATION

IMGUI_STB_NAMESPACE define Stb stuff in a namespace (trying stuff to reduce problems with multiple implementations)

Documentation

Notes, todo items

Warning fixes for 64-bit architectures

Added stub for obsolete GetDefaultFontData() to help the user upgrading

Comments

ImFontAtlas: some more optimisations / cleanup.

ImFontAtlas: reduced number of temporary allocation when building lots of input ranges

Fix handling of NULL GlyphRanges. Asserting on AddFontFromFileTTF() failure.

Removing the binary_to_c() comment, link to license for ProggyClean

Renamed FontAtlas to Fonts. Further cleanup/comments.

Fixed more clang warnings + AddFontFromMemoryTTF() not honoring font_no parameter

Fixed clang warnings

Merge remote-tracking branch 'origin/master' into 2015-01-truetype

ImFont: small optimization to our (incorrect) handling of TAB ...

TAB is still handled as 4-spaces width (which is incorrect)
But CalcTextSize is simplified.

Comments on new API