Customizable group strings
Merge branch 'master' of github.com:humanmade/Custom-Meta-Boxes into customizable-strings
Better parsing of args + cleanup
Merge branch 'customizable-strings' into better-args-parsing
All strings customizable
whitespace
Don't display deprecated notice if passing invalid args
Merge branch 'master' into better-args-parsing
merge new select2 args
Merge branch 'master' into better-args-parsing

Conflicts:
	classes.fields.php
Alignment
Filterable args
Customisable Gmap fields
Fix saving of fields
Remove AJAX URL arg
Fix arg used as description
Formatting fixes.
Remove repeatable for CMB itself, as each field type has got that argument instead.
Merge branch 'master' into better-args-parsing

Conflicts:
	classes.fields.php
Merge pull request #247 from humanmade/better-args-parsing

Better parsing of args + cleanup