Add ability to specify timeframe for query
make time range code a bit more succinct
update docs for time range specification
Clean up time range code
Do not provide a default for max_time if it is specified.
clean-up time range code based on Eric's feedback
fix docs to show max-time is not dependant on min-time
Option for hostname for new systems to support IP sharing 

If hostname is specified, then two systems with the same outgoing IP can be distinguished using the syslog hostname
Merge pull request #20 from mattheworiordan/master

Add support for hostname to be specified when adding a system (add-system)
Merge pull request #19 from zenchild/search_time

Search within a time frame
Remove extra newline
Release 0.9.5
Provide a way to create hosts on specific ports

Adds a --destination-port option to papertrail-add-system.
Release 0.9.6
Provide a way to download all logs from a time range
Merge pull request #26 from papertrail/el-full-time-range

Provide a way to download all logs from a time range
Release 0.9.7