SRun5 build updated with new spire and CPM.
Datatypes now use correct spire namespace.
Remove now unnecessary SpirePM.cmake.
Correcting namespaces in Interface/modules.
Spire now builds cleanly, but nothing is displayed...
We need glew to be included before GL.
Fix rendering issue.
Merge branch 'master' into spire

Conflicts:
	src/Interface/Modules/Render/ViewScene.cc
Tagging new spire release.
Merge remote-tracking branch 'origin/master' into boost_1_54_0
Add setting DISABLE_ExternalProject_UPDATE (advanced option, on by default) to toggle fetching updates from git repos for external projects. Closes #416.
Merge remote-tracking branch 'origin/master'
Do nothing command safer on Windows.
Remove unused header.
Merge remote-tracking branch 'origin/master' into boost_1_54_0