Support enh-ruby-mode and tcl-mode
Merge pull request #13 from yasuyk/enf-ruby-and-tcl

Support enh-ruby-mode and tcl-mode
Support Dash version 1.9.3
Merge pull request #15 from yasuyk/support-dash-1.9.3

Support Dash version 1.9.3 docsets
Support a new way to call Dash with keywords
escape a query string