Fix indenting for HTML5 tags
Use echo instead of print for php
Remove - from <% -%> in ERB

Closes #16.
Fix cursor position for ERB <C-X>-

Closes #17.
Support XML namespaces

Closes #19.
Add support for Smarty filetype

Load ragtag for ft=smarty and configure specific mappings for it (just a
proposal, I am not certain about some of them).
Merge remote-tracking branch 'tpope/master'