Rewritten part of config to Haml, created helper for views.
Rewritten another configuration parts to Haml, edited helper.
Splitted module definition
Corrected typo, Fixed rendering method calling
Removed VDI (#676), review response - edited variables loading
Spec for configuration helper
Edited test for helper
Removed graphical/textual images and icons rendering methods (#817)
Merge pull request #815 from romanblanco/erb2haml3

Created configuration helper