more fixes for testing when latex not installed

--HG--
extra : source : 3d000d1ac41c9f18d7aecb740a05a1c6032733b3
Skipping more tests unless latex testing is specified

--HG--
extra : source : a02c2b5aede195a1e4f2c324cbd84b80bdaa682b
Minor tweak to .travis.yml to try to fix bad cpan modules for 1.3

--HG--
extra : source : ddf44bdd0f79c5ca489f03318714ab1458265696
tweaking .travis.yml for 1.4
Fixing employee.sql load error