Fixing all Java-1.7 lint complaints about unchecked types.
Removing 1.6 bytecode flags.
Added PKGBUILD for Archlinux build
Giving NS error dialog right icon and buttons.
Merge branch 'java-1.7'

Conflicts:
	src/build.xml
	src/java/edu/virginia/patek/nscript/SObjectBrowser.java
Removed uneeded imports.
Removing unused variables.
Adding generic params to intricated JList cast (just to make JDK happy).
Removing uneeded casts, use declaring class for constants.
Rationalizing build.xml