Documentation
Documentation fixes
Merge branch 'development' of azmodan.watson.ibm.com:libskylark into development

Conflicts:
	python-skylark/doc/source/quick_start.rst
aws vagrant change not visible
indentation
libSkylark will be installed by the bootstrap script
reformulation
fixing some warnings
missing space
fixing indentation
fixing warning for operator with template
python-sphinx is a required dependency
prefixing paths with env vars
small doc fixes
minor doc fixes
using hints
adding ref to style files
fixing header ifndef typo
fixing header ifndef typo
Adding I/O layer. ReadLIBSVM for Matirx, DistMatrix and sparse_matrix_t. No distributed sparse matrices yet