remove some unused cruft templates
consistent file naming
Inverted -D option into -d (devel js and css) defaulting to False and also available through a env variable.
chainsaw,nothing works yet
merge master
less broken can actually create plot objects now
add glyph functions to plot class
cleanup glyphs.py
merge master
WIP
WIP
Merge pull request #579 from ContinuumIO/session_refactor_hugo

Session refactor hugo
Made better imports, just importing objects and glyphs at the beginning.
Cleaned _make_line function.
Refactored _make_lines_colection function.
Cleaned map_line_properties.
Refactored _make_poly_collection.
Refactored _make_marker function.
Deleted unused and commented code.
Deleted extract_axes function.