Updated README

Added a contributing section
Added a paragraph about running tests
Updated data to support issue 8 signets
Updated tests

To account for 3 new waist signets
Updated README

Now also supporting issue 8 signets
Merge branch 'feature/issue/22' into develop

closes #22
Added path seperator replacement code

Now @@pathsep can be used in js code to get the path seperator for the
current system
Updated export tests

Separated creating bbcode export to its own test, since export.js does
testing on the unbuilt source files
Merge branch 'bug/issue/25' into develop

closes #25
During dist, do replace:develop as well
Prepare version 1.4.1