0.5.6

Changes

Fixes for issues:
#229 Optional terminal new line in sequenceDiagrams
#235 Allow node ids with keywords as suffixes
#237 Elipse syntax
#244 Font awesome incon insert
#239 Fixed - Cannot read property 'replace' of undefined
#257 Removed dependency on babel when using requiring mermaid
#249 SVG arrowheads are broken in the CLI
#255 Label resizing with dynamically loaded fonts
#259 One diagram that fails to render stops further execution on the page

Other changes
Experimental support for class diagrams
Better error handling in css cloning