Fixes #28
Fixing description
Fixes #35
Fixes #39
Release 0.3.1
Fixes #38
Fixes #37
Fixes #42
Documentation update
Release v0.3.2
Fixes #43

Separate tasks into smaller units
Remove copy:wp from html watch task since it ignores *.html files anyway
Update README.md
Change default task to 'watch' one
Update docs images
relax some errors from html validation