Bump version to 0.4.0dev
use if instead of unless
no need to declare a variable
removed whitespace
updated password request dialog
use case instead of if
don't print so many emptystrings
renamed ask_for_key method to masterkey
seperated ask_noecho method
one line if statements
Revert "use case instead of if"

This reverts commit 2da3ef3a33badba3c2c53f52b50b6f671ca66f71.

Conflicts:
	lib/spm/runner.rb
exit on interrupt
Updated changelog
fixed description of add command
singular
Updated Changelog
Merge branch 'develop' of https://github.com/nmeum/spm into develop
fix all the version numbers in changelog file
even mention the really small changes in the changelog
added update command