add j icon and use AppBundler to generate native mac and win apps
replace gnu-regexp package with java.util.regex
initial git support
Merge branch 'master' into regex
Merge branch 'master' into split

Conflicts:
	j/doc/terms.html
	j/src/org/armedbear/j/Frame.java
	j/src/org/armedbear/j/Help.java
fix merge conflict that wasn't committed