support search string/regex in apk/dex/jar file

example:

garlic ~/demo/demo.apk -f "windowInfo" # search "windowInfo" in demo.apk

garlic ~/demo/demo.jar -f "[W|w]indow" # search regex [W|w]indow in demo.jar

garlic ~/demo/demo.dex -f "info" # search contains string in demo.dex