Add ruby 1.9 requirement

Saves some hassle when trying to install for legacy projects.
Merge pull request #43 from danielfone/ruby-1.9-only

Add ruby 1.9 requirement
Updated github_api dep
Version bump
Fixed dev dependencies for Travis
Update codeclimate badge
shorten stack trace lines

* substitute '[bundle]...' for bundle path
* substitute '[app]...' for app path
* add tests for IssueRenderers::Base#stack_trace
improve bundle path sample path in test
Merge pull request #49 from teeparham/format_line

shorten stack trace lines
Ensure all values in env can be Marshaled

Closes #47
Closes #48
Ensure rackless handler cleans env
Version lock minitest

Closes #51
Enable PartyFoul::IssueRenderers::Rails works without session
Merge pull request #52 from tdantas/renderers_rails

Enable PartyFoul::IssueRenderers::Rails works without session
Version Bump
Merge pull request #53 from tdantas/version_bumper

Version Bump
Convert to Octokit

Closes #50
use https rubygems url
Merge pull request #56 from teeparham/patch-1

use https rubygems url
Betterify README