amberc: pass in closure_jar variable to Compiler constructor
amberc.js: initialize closure_jar to empty string if parameter is undefined
REPL: recompile
amberc.js: only compile concatenated program if it was built
amberc.js: only minify the actively compiled sources and not the specified libraries
bin/server: pass commandline parameters on to the node.js script
FileServert.st: extract JS method for Base64 decode into own method
FileServer.st: exit handlePUTRequest: if authentication failed
server.js: recompile
grunt: remove examples target
Makefile: remove Examples target (fixes #377)
grunt: remove Examples.js from amber_dev target
Merge pull request #386 from mkroehnert/amberc

amberc, server, and grunt.js fixes