v0.7 upgrade

[mtanneau]

Upgrade code to v0.7

[codecov-io]

Codecov Report

Merging #12 into master will increase coverage by 30.78%.
The diff coverage is 90.12%.

@@             Coverage Diff             @@
##           master      #12       +/-   ##
===========================================
+ Coverage   41.03%   71.81%   +30.78%     
===========================================
  Files          10       10               
  Lines         926      511      -415     
===========================================
- Hits          380      367       -13     
+ Misses        546      144      -402

Impacted Files	Coverage Δ
src/model.jl	100% <ø> (+52.38%)	⬆️
src/readmps.jl	55.42% <100%> (+55.42%)	⬆️
src/TulipSolverInterface.jl	100% <100%> (+100%)	⬆️
src/env.jl	100% <100%> (ø)	⬆️
src/LinearAlgebra/LinearAlgebra.jl	100% <100%> (ø)	⬆️
src/prepross.jl	58.33% <50%> (-4.46%)	⬇️
src/ipm.jl	73.55% <50%> (+25.19%)	⬆️
src/LinearAlgebra/denseBlockAngular.jl	79.48% <88%> (-1.87%)	⬇️
src/model_api.jl	94.73% <94.73%> (ø)
... and 9 more

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[coveralls]

Pull Request Test Coverage Report for Build 84

• 73 of 81 (90.12%) changed or added relevant lines in 8 files are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage increased (+30.8%) to 71.82%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
src/ipm.jl	1	2	50.0%
src/prepross.jl	2	4	50.0%
src/model_api.jl	36	38	94.74%
src/LinearAlgebra/denseBlockAngular.jl	22	25	88.0%

Files with Coverage Reduction	New Missed Lines	%
src/ipm.jl	1	73.55%

Totals
Change from base Build 72:	30.8%
Covered Lines:	367
Relevant Lines:	511

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💛 - Coveralls