initial commit
fixed:
1. added static method in ColorSelectionActivity to create intents;
2. cleared project from unused menu resource files, unused items from
strings.xml, unnecessary overrides onCreateOptionsMenu method;
3. added .gitignore file
4. change style of buttons in ShowcolorActivity;
added color resource @color/button_text and .gitignore file
deleted gen and bin folders
deleted resource from colors.xml
changed method of intent creation with extras
Merge pull request #4 from eteplyakov/RM_13942_Lab_level_1_Activity_navigator

RM13942 - Lab level 1. Activity navigator