Merge branch 'master' of https://github.com/fpga-logi-dev/logi-projects

Conflicts:
	logi-wishbone/logipi-hw/logipi_wishbone.vhd
removing all unused files (may broke some of the projects ...)
some modification to match new test-jiig
updated gitiginore.  The .xco coregen files need to be included.  Also added more ignore files that ise generates
adding .xco to fix broken project.
modified to authorize xco files
Merge branch 'master' of https://github.com/fpga-logi-dev/logi-projects

Conflicts:
	.gitignore
adding file for logipi
small change ...
small modification to correct test bug
another bug ... close to get it working
updating the test to allow to disable open test with defines in the config.h file
re-adding the xco file to allow project to be compiled by users
Merge branch 'master' of https://github.com/fpga-logi-dev/logi-projects
adding clock_gen files and new ucf
new project for edu tests
major modification to get the project running
software for EDU test
added sound test
small bug corrected, now generates frequency based on clk freq