Merge branch 'master' into experimental
Merge pull request #65 from Senscape/master

Push critical fix to experimental.
Updated Xcode project file to target C++11.
Coordinates of slides are now all ints.

Previously we used floats unnecessarily (this also fixes many static
casts requirements for C++11).
Now using vsnprintf() from C++11 to parse strings.
Removed Frameworks folder.
Removed Sample folder.
Removed Linux folder.
Updated headers of external libraries.
Updated libraries for Mac.
Updated build settings for Mac.

No longer linking against frameworks. Now targeting OS X 10.7 with
C++11 support.
Dagon now reports the version of all used libraries.
Changed the way Dagon reports the current version.
Added support for testing Dagon version via script.
Removed Windows libraries.

Updated ones will be included in Libraries/Windows.
Restructured Mac files.
Updated build number.
Renamed sources folder.
Revert "Renamed sources folder."

This reverts commit 11877a7e664a4a2402932b01f66ec6ee00af48f6.
Renamed sources folder.