Remove DoubleEntry::describe & DoubleEntry::Line#description
Don't need to specify root module
update version: 0.2.0 -> 0.3.0
Merge pull request #29 from envato/v0.3

Update version 0.2.0 -> 0.3.0
Merge pull request #28 from envato/namespacing

Remove DoubleEntry namespace in these calls
Merge pull request #27 from envato/remove_describe

Remove describe, description methods
Merge remote-tracking branch 'origin/master' into refactor-doublee-entry-balance-for-less-d

Conflicts:
	lib/double_entry.rb