• Update license of TVB from GPL v2 into GPL v3
• Expose in TVB_Distribution the Allen Connectivity creator
• New and improved PSE discreet viewer
• Bug fixes

[TVB-2111] - Error in the loading of PSE data now [TVB-2137] - Create backend Python controller method for Explore [TVB-2167] - PSE Discreet should be automatically refreshed, when operations are still in work [TVB-2169] - Fix "Save Image" for the new PSE Viewer [TVB-2170] - Integrate Colors Legend [TVB-2171] - Needs to place results in the right area of canvas. [TVB-2172] - replace the blacked out circles of incomplete results with a def svg of a cross x [TVB-2173] - add clip paths [TVB-2174] - scale circle radius based on zoom [TVB-2175] - clean up contour tool [TVB-2177] - brainstorm alternate data structure for the PSE results [TVB-2180] - Construct API for new datastructure and experiment with function contents [TVB-2181] - save button for filter is broken [TVB-2182] - reintegrate the filter button [TVB-2183] - NodeInfo made available using result coordinates [TVB-2184] - fix contour save button [TVB-2185] - Resolve step value issues [TVB-2186] - create a way to have code for incoming data merge only executed once. [TVB-2196] - Ipython is not correctly distributed after recent build machine redo [TVB-2198] - PSE discreet no longer works for DataType ranges [TVB-2153] - PSE viewer not loading in simulator panel [TVB-2188] - Isocline viewer doesn't show in the simulator panel [TVB-2190] - Fix SurfaceGainMatrix to RegionGainMatrix transformation [TVB-2191] - UTF-8 locale not understood [TVB-2203] - EEG monitor with reference doesn't work [TVB-2217] - Contributor setup is incompatible with import tvb.simulator.lab [TVB-2218] - Mistake in parameter labels for ZetterbergJansen class [TVB-2228] - Fix TVB build on Mac [TVB-2229] - If AllenCreator adapter becomes deprecated, it is still shown in GUI [TVB-2233] - Phase plane does not show up in GUI [TVB-2234] - Allen Creator with default throws KeyError [TVB-2235] - Phase Plane is not working (Internal Server Error) [TVB-2236] - Error in TS Viewer D3 [TVB-2083] - Convert discrete pse view to d3 [TVB-1932] - When importing a connectivity do not always throw exception when negative weights [TVB-2165] - Finish Allen Connectivity Builder integration with TVB_Distribution [TVB-2176] - brainstorm new structure for PSE data [TVB-2194] - Redo TVB Mac Build machine [TVB-2206] - Surface Viewers do not have Color scheme legend [TVB-2207] - Integrate latest release of BCT (Version 2017-15-01) [TVB-2221] - Integrate 2 mouse Connectivities in tvb-data and TVB_Distribution [TVB-2222] - Change license text [TVB-2225] - Fix TVB Build on Windows [TVB-2230] - Change TVB License into GPLv3 [TVB-2231] - Finalize release 1.5.1 [TVB-1616] - Refactor DataTypes diamond-like inheritance [TVB-2189] - Add stylistic changes to the discrete viewer where necessary. [TVB-2214] - Improve ProjectionMatrices load from files [TVB-2226] - Debug and identify performance bottlenecks in the PSE D3