Catalog update for pull request 351
Merge pull request #1 from Xilinx/master

sync_from_original_20141101
contribute add_probe.tcl to debugutils
rename add_probe.txt -> add_probe
Merged pull request 353. Fixed various issues (regression test, ...)
Fixed proc summary inside app catalog
2015.1 catalog update for debugutils
added a second catch to package require for vivado 1.2014.1 (this time to the gui_helpers
Merged pull request 354
- updated write_project_tcl help for origin_dir and support for modelsim 32bit option