Add profiling xml files to ignore list

Change-Id: I82841ab719b7315733b97cd056365249561456d7
Reviewed-on: http://gerrit.dmdirc.com/610
Automatic-Compile: Gregory Holmes <greg@dmdirc.com>
Reviewed-by: Chris Smith <chris@dmdirc.com>

.gitignore

@@ -2,6 +2,8 @@
 
 /build
 /dist
+build-before-profiler.xml
+/nbproject/profiler-build-impl.xml
 /nbproject/private
 /plugins
 /junitreports