First commit of Czech language

Fully translated. But not 100% correct, because plural doesnt have so
much options needed for right translation.
Minor update

Added translations for Post Excerpt options.
Bug fixes

Fixed format of plural to czech. Minor fixes and tunning. Now 100%
working.
Merge branch 'master' of github.com:raamdev/independent-publisher
Merge branch 'master' of github.com:raamdev/independent-publisher
Add Email to social icons.

Extended style.css so that email links are detected (because they contain "mailto"), so one can have an email icon in his social icons.
Minor styling
Merge pull request #105 from bitzl/master

Add mailto Email link icon support to Social Menu
Merge pull request #106 from Tajdik/master

Add Czech language translation
Merge branch 'master' of github.com:raamdev/independent-publisher
Editor Style: Fix blockquote paragraph tag bottom margin

Fixes #108
Added es_ES translation files for Spanish
Updated - Spanish Translation
Merge pull request #109 from mkiramu/translation-es_ES

Added Spanish (es_ES) translation
Empty element (should be closed div?)

There was an empty tag that vreated validation errors. Guessing it should close the primary content div.
Merge pull request #113 from peterk/patch-1

Fix empty element (should be closed div)