Use a hash instead of a list
additional logging for database and template routes
Class to run command-line commands
Use the new CommandLineRunner class to execute command-line programs
Merge pull request #10 from genome/logging

 additional logging for database and template routes
Merge pull request #11 from amb43790/system

Use IPC::Run to execute command-line programs
switch to default PostgreSQL port
add Travis CI config
add additional perl interpreters
drop required perl version