Merge pull request #632 from Viper-7/master

Ignore local/virtual/p2p interfaces when searching for MAC address
gradle will soon be replacing maven
fix part of gradle build file
Updating NL localization

This is just update for new launcher changes i`m not 100% sure that   correct but most part are correct.
Merge pull request #633 from johnneijzen/patch-1

Updating NL localization
fix capitalization issue in build.gradle
add in plugin for building OSX apps to gradle, untested, unfinished
only execute the OSX plugin on OSX for now
Added install dir console log to startup log
Updated credits
Added pack name to pack added message
Improved logging of java versions in console
make sure build.gradle ALWAYS shades things, and that the non-shaded artifact is removed before anything can use it
further clean up console logging.
add in logging of map/texture pack names in addition to there numbers
move a logging line down in javafinder, more work on OSX .app
spell preferred correctly in javafinder
CHANGED: Require 2gb of free memory instead of 2.5gb of total memory for 1.5gb memory limit on 32-bit systems
FIXED: Use 192mb permgen when a user has 2gb of memory on a 32-bit system (was only using 192mb when *above* 2gb)