Split the slow part of data_file.test and merge_data_file.test so that the core tests run fast
Broken by commiting #115 without updating the test
Merge pull request #116 from cmaloney/fix-json-test

Broken by commiting #115 without updating the test
make_dep_file is in the jhm/ folder... In the tools is a pre-built binary...
Merge pull request #117 from cmaloney/make_dep_file-is-in-jhm

make_dep_file is in the jhm/ folder... In the tools is a pre-built binary
Merge pull request #118 from cmaloney/merge-data-file-test-split-slow

Split out the slow parts of some tests