Merge pull request #58 from pickhardt/dev

Dev
Fix regex. Now it shows OS X and other Oses name correctly.
Merge pull request #60 from Ch0c0late/os

Fix regex. Now it shows OS X and other Oses name correctly.
UnknownOS
don't say 'echo blah', just 'blah'
Jeannie->Betty
taking care of mac .bash_profile
betty Process was not working. Changed category to allow calling help.
Changed help description to fix lowercase internet to Internet.
added some more examples to Find and Sizes
Merge pull request #62 from lpanebr/help-msgs-revised

Fixed help description and category and added some examples to Find and Sizes
removed '- betty ' from all examples
add "- #{name} " in help method if desired
added back examples
omit 'Running echo'
again!?
Betty name in chat mode
fixed process command ambiguity "all my processes"
betty show me an image of a cat
(needs webmode on)
better install
fixed #65 (?)
say += " -v '#{voice}'" if voice
added super cool convert module (bmp->jpg,wav->mp3,...)
better lib/convert.rb
Auto-complete
(proof of concept)