Add Julia 1.1 to AppVeyor and Travis CI

[sostock]

No description provided.

[coveralls]

Pull Request Test Coverage Report for Build 31

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 100.0%

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Totals
Change from base Build 23:	0.0%
Covered Lines:	15
Relevant Lines:	15

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💛 - Coveralls

[codecov-io]

Codecov Report

Merging #2 into master will not change coverage.
The diff coverage is n/a.

@@          Coverage Diff          @@
##           master     #2   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files           1      1           
  Lines          15     15           
=====================================
  Hits           15     15

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