Enabling the DEG graph to support a hierarchical view of the DEG. Incomplete implementation
Few more changes to the hierarchical data dep view
Adding the graphStack feature
Reverting to non-hierarchical view
Some more SourceContext fixes. Mostly in DeliteOps
Reverting to non-hierarchical view for DEG
FIX: When the -r flag is used, profile data is collected only for the last run
Adding options to view data for individual tic-toc regions
SourceContext fixes
Optimizing the highlighting of DEG graph nodes
Bug fixes for bar-chart display
Minor changes to a couple of function signatures
Reducing profiling overhead. Replacing synchronized updates with thread-safe, concurrent ones. Major changes are in the methods exposed by PerformanceTimer and MemoryProfiler.