Introduced the %params line magic to Imagen for parameter inspection
Implemented the equality operation for the BoundingBox class
Fixed calculation of ylim in SheetStack.sample
Fixed implementation of equality operator for BoundingBoxes
Improved the functionality and robustness  of the %params IPython magic
IPython extension now centers HTML display for all dataviews
Initial commit of transform.py to dataviews including HCS and colorize
Added DataHistogram to dataviews
Added PERCENTAGE_SIZE variable to extension for more flexible display
Fixed bug in add_dimension method of NdIndexableMapping
Fixed bug when ylim lower and upper bound were equal in DataStack
Split out static method to find input_sheet_slice
Added cmap2rgb and split operations to transform
Fixed unit tests ImportError for IPython version <0.13
Removed x/y-lim parameters replacing them with property
Removed x/y-lim calculation from sample method (now dynamically calculated)
Fixed indexing bug in sample method of SheetStack
Updated axis handling code to fix curve plotting bugs
Added stack method to DataCurves
Removed superfluous aspect ratio code