add class Mash
add coverage to gitignore
refactore Hahashie::Mash
add Mash attributes
added method_missing
fix coverrals
keys checking
Merge branch 'develop' of github.com:AndreySavelyev/hahashie into develop
change travis settings
refactore spec_helper
add nested attributes
setter added
change spaces
add multi-level methods
tmp refactoring
refactore getter
refactore Mash
new rspec syntax
Merge branch 'develop' of github.com:AndreySavelyev/hahashie into develop
add Dash class