v1.1.0 - Connect to CLSTM

New features:

• Connect to CLSTM training and recognition
• Added ocropus-lpred
• Added ocropus-ltrain
• Added ocropus-dewarp
• Added ocropus-linegen
• Added Apache license
• Allow "extract" outside original image bounds #19

Documentation:

• Add solution for OS X (clang) #28
• Add instructions for installing ocropy into a virtualenv #29

Reorganization:

• Updated download path for models
• moved ocropus-gtedit back to main directory

Bugfixing