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* Implemented multi-processing on forward modelling
* Added custom profile display
* Testing routine
* Added a testing routine for forward modelling.
* I/O bug fixes
* Import and export bug fixes, especially with null values
* Fixes to name mangling
* Fixes to Smoothing and data cutting
* Converted code to functions for easier library access.
* Modified smoothing algorithm and added better comments
* Python 2.7 Compatibility changes
* Fixed import problem with pickle
* A module was moved and this prevented some data being loaded. This was fixed
* Fixed a bug which caused figures to pop up independent of the GUI
* Increased the decimal precision of the density input in the modelling module
* Changes to make PyGMI functions accessible
* Exposed some raster functions