Cleanup travis config

Created by: Arzte

The If statements used end up looking weird and are relatively unneeded.

Problem: Travis config isn't fancy

Solution: Make the Travis config fancy

Changes introduced by this pull request:

• Just the travis config.

Drawbacks: It got easier to change the travis config.

TODOs: None

Fixes: N/A

State: Ready

Blocking/related: N/A

Other: N/A