Creates Invoice Settings Controller with views#53

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Bartuz wants to merge 5 commits intospree-contrib:2-1-stablefrom Bartuz:2-1-stable

+108-40

Commits on Jun 4, 2014

Open-URI support for prawn
Bartuz
committed
Moves invoice settings to its own section
Bartuz
committed
Moves footer tothe bottom of pdf
Bartuz
committed
Binding.pry removed
Bartuz
committed

Commits on Jun 5, 2014

Columns width are now based on column_widths variable
Bartuz
committed