License file, CND notation, version upgrade

MODETOOLS-52 Place a LICENSE.txt file at the top of the Git repository
MODETOOLS-53 Upgrade Plugins, Features, Site, And Poms To Version 3.2
MODETOOLS-55 Generated CND files should not have leading spaces before property and child node definitions
MODETOOLS-56 Update Site Pom's Version Of Tycho Repository Utils Plugin
Created license file at top level of git repo (and also referenced license files). Upgraded all versions to 3.2. Now no spaces appear before property and child node definitions in long form CND notation. Also updated the version of the tycho repository utils plugin.