properly checking for test flag if admin user/pass flags are used
Merge pull request #134 from shatterednirvana/fix-test-flag-use

Properly checking for test flag if admin user/pass flags are used
using hash instead of which to see if we have a command
Merge pull request #135 from shatterednirvana/use-hash-instead-of-which

using hash instead of which to see if we have a command
catching exceptions if getting status fails, and printing more useful info on describe-instances
changed replication flag to have better name
fixed formatting
Merge pull request #136 from shatterednirvana/prettify-describe-instances

Printing more useful info on describe-instances
Merge pull request #137 from shatterednirvana/fix-replication-flag

Changed replication flag to have better name