added new methods
Merge pull request #1 from alexspot/new-feature

added new methods
Merge branches 'develop' and 'master' of https://github.com/Kostyan1488/learn_git

Conflicts:
	bin/learn_git.rb
	tests/test.rb
	utils/string.rb
Merge pull request #3 from Kostyan1488/master

you will see it