Pin Globalize version and fix unit tests.

[mwistrand]

Type: bug

The following has been addressed in the PR:

• [x] There is a related issue
• [x] All code matches the style guide
• [x] Unit or Functional tests are included in the PR

Description:

Pins the Globalize version to 1.3.0 and fixes the timezone offset separator used in the unit tests.

Resolves #96