Update transmit cask to version 4.4

Update transmit cask from version 4.2 to 4.4
Add link param to Transmit 4.4 cask

Add link param to Transmit 4.4 cask
Add lyx.rb
Add aqua-term
Update cask to latest version.

See https://twitter.com/pornelski/status/336639773382950913
Update cask to latest version.

See https://twitter.com/pornelski/status/336639773382950913
Merge pull request #346 from jfsiii/fix-update-imageoptim

Update ImageOptim cask to 1.4.1.2
Add missing `link` line.
add "link :app, :none"
add automatic install
removed the link line
Merge pull request #344 from BenLauwens/lyx

Add lyx.rb and aqua-term.rb
Merge pull request #345 from jfsiii/fix-update-imagealpha

Update ImageAlpha cask to 3.0.6
Add tunnelblick.rb
Merge pull request #347 from BenLauwens/tunnelblick

Add tunnelblick.rb
link Postgres.app
Merge pull request #349 from abukin/link-postgres

link Postgres.app
update SourceTree to 1.6.0.1
Merge pull request #351 from abukin/update-sourcetree

update SourceTree to 1.6.0.1
add tikz-editor.rb