.gitignore added
Implemented CMake plugin

Fixes #14
Refactored project_build

Fixes #28
One button for all imports
find_file plugin - fix (#46)
find_library plugin - (fix #45)
find_translation_files plugin - (fix #47)
import dialog works - (fix #49)
command: support RPM variables
command: fixed assigning rpm variables
base: separates build and install phase
added libraries and .mo files for test
tests for plugins (fix #55)
several fixes to find_* plugins
fixed overrided methods' names
wizard's pages reordered - (fix #58)
plugin_engine: show error when plugin fails
command: added __repr__ method
plugin_engine: prints traceback of broken plugin
base: project name is in base_dir