Fixed index options bug.

Index options should change to integer.
Merge pull request #15 from yuanying/fixed-index-options-bug

Fixed index options bug.
Fix typos
Bump gems
Include all job template archives to generated archives

All the job template archives are required in installation, even when not listed in the job job definition to install.
Fix typo
Merge pull request #16 from jacopen/master

Fix typo
Download remote archives when they are missing and required
Remove Ruby 1.9.2 from supported versions
Delete creating releases from READE.me