Update launch4j to build a windows exe file that will work with a 64bit
jre/jdk
Alter default windows install path because under windows7+, Program Files is
not writable without some considerable extra hassle so not good for GeoNetwork
install
Add extra files to be included with updated launch4j and to override
windows default install path in izpack installer
Shortcuts failing to install on windows x64 so include correct shelllink dll
for x64
Include x64 shelllink.dll in windows installer
Merge pull request #378 from anzmest/pull-branch-installer

Installer fixes