Controllersセクションの一部を原文により忠実になるように変更しました
Merge pull request #31 from ntaoo/patch-1

Controllersセクションの一部を原文により忠実になるように変更しました
Two more good practices for the directives
Add a korean translation
Merge pull request #32 from nacyot/master

Add a korean translation
adds file for german translation
translates chapter "introduction"
translates toc and chapter headings
Added Polish translation
Merge pull request #33 from lukaszklis/translation_polish

Added Polish translation
Explanation for the lack of DOM manipulations in the controller
translates chapter "directory structure"
translates chapter "optimize the digest cycle"
translates chapter "others"
Merge branch 'master' into german_translation
translates chapter "modules"
s/controller/filter
Merge pull request #34 from dchest/filter

s/controller/filter
Merge branch 'master' into german_translation
synchronizes de with en