Not use CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT
- CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT is widely used by users. But it seems not an offical variable of cmake since is does not appear on the cmake document. The problem is this variable does not work as we expect on Windows (we use it only for Windows. I didn't test on linux yet).
Add configure file and build status badge for AppVeyor
Fix specifying cmake generator for Visual Studio
Test only DART core on Windows until #270 fixed
Increase the minimum required cmake version to 2.8.7 (installed in Ubuntu 12.04 LTS)
Merge pull request #269 from dartsim/appveyor

Build test on Windows using AppVeyor
Clean up the main CMakeLists.txt and stylize the output
Merge remote-tracking branch 'origin/master' into cmake

Conflicts:
	CMakeLists.txt
More clean up the main CMakeLists.txt
Set back glut as mandatory dependecy for DART core
Install glut for DART core build test
Print list of unit tests
Set back boost as a mandatory dependecy for DART core
Print list of unit tests as incidental information
Fix typo in CMakeLists.txt
Fix print format of list of unit tests
stopgap measure for handling use of 'package:/' in URDFs
Improve API document generation
minor cleanup tweaks
Merge pull request #274 from dartsim/doxygen

Improve API document generation