fix permissions in application bundle
fix permissions in application bundle

Use INSTALL_DATA rather than INSTALL for copying non executable files in
OS X application bundle.

Tested by running "all appbundle" make target and trying the resulting
application bundle, host system is OS X 10.9.2 .

haisee/dogecoin,koharjidan/dogecoin,marklai9999/Taiwancoin,langerhans/dogecoin,brishtiteveja/sherlockcoin,haisee/dogecoin,koharjidan/dogecoin,marklai9999/Taiwancoin,coinwarp/dogecoin,Domer85/dogecoin,jarymoth/dogecoin,jarymoth/dogecoin,langerhans/dogecoin,langerhans/dogecoin,coinwarp/dogecoin,marklai9999/Taiwancoin,brishtiteveja/sherlockcoin,coinkeeper/2015-06-22_18-37_dogecoin,haisee/dogecoin,koharjidan/dogecoin,Exceltior/dogecoin,langerhans/dogecoin,coinkeeper/2015-06-22_18-37_dogecoin,brishtiteveja/sherlockcoin,coinwarp/dogecoin,koharjidan/dogecoin,Domer85/dogecoin,brishtiteveja/sherlockcoin,coinkeeper/2015-06-22_18-37_dogecoin,haisee/dogecoin,coinkeeper/2015-06-22_18-37_dogecoin,Domer85/dogecoin,jarymoth/dogecoin,koharjidan/dogecoin,Exceltior/dogecoin,brishtiteveja/sherlockcoin,jarymoth/dogecoin,haisee/dogecoin,langerhans/dogecoin,Exceltior/dogecoin,koharjidan/dogecoin,marklai9999/Taiwancoin,coinkeeper/2015-06-22_18-37_dogecoin,coinwarp/dogecoin,coinwarp/dogecoin,Exceltior/dogecoin,Exceltior/dogecoin,jarymoth/dogecoin,langerhans/dogecoin,Domer85/dogecoin