Fix CSDP segfault

[blegat]

Reenable tests failing because of the CSDP segfaults: jump-dev/CSDP.jl#39 as it was fixed in jump-dev/CSDP.jl#48

[coveralls]

Coverage increased (+1.5%) to 77.27% when pulling 9f7af06 on bl/csdp_segfault into 9c422ee on bl/solver_tests.

[codecov-io]

Codecov Report

Merging #131 into bl/solver_tests will decrease coverage by 0.21%.
The diff coverage is n/a.

@@                 Coverage Diff                 @@
##           bl/solver_tests     #131      +/-   ##
===================================================
- Coverage            79.26%   79.05%   -0.22%     
===================================================
  Files                   27       27              
  Lines                  656      654       -2     
===================================================
- Hits                   520      517       -3     
- Misses                 136      137       +1

Impacted Files	Coverage Δ
src/gram_matrix.jl	83.92% <0%> (-1.79%)	⬇️
src/Certificate.jl	80% <0%> (-0.96%)	⬇️
src/newton_polytope.jl	96.55% <0%> (-0.12%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 9c422ee...9f7af06. Read the comment docs.