remove lines between use statements
feature #578 remove lines between use statements (cordoval)

This PR was squashed before being merged into the 1.0.x-dev branch (closes #578).

Discussion
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remove lines between use statements

|Q            |A   |
|---          |--- |
|Bug Fix?     |#575|
|New Feature? |n   |
|BC Breaks?   |n   |
|Deprecations?|n   |
|Tests Pass?  |n   |
|Fixed Tickets|    |
|License      |MIT |
|Doc PR       |    |

Commits
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2b4832b remove lines between use statements