Added Xilinx ISE gitignore
Added Xilinx ISE gitignore

szymanskirafal/gitignore,hirochachacha/gitignore-generator,bruennijs/ise.cppworkshop,szymanskirafal/gitignore,bruennijs/ise.cppworkshop,szymanskirafal/gitignore,chhsieh/helloworld,bruennijs/ise.cppworkshop,chhsieh/gitTest_1