updated templates now that we support redirection on user commands
making user explicitly be ok with running appscale on machines too small for cassandra
not telling users about instance types that are too small if test flag is specified
Merge pull request #353 from shatterednirvana/warn-on-small-instance-types

making user explicitly be ok with running appscale on machines too small for cassandra
Merge pull request #351 from shatterednirvana/templates-allow-redirection

updated templates now that we support redirection on user commands