Remove LTI role override (fix #49)

[dac514]

No description provided.

[codecov]

Codecov Report

Merging #51 into dev will decrease coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##              dev      #51      +/-   ##
==========================================
- Coverage      74%   73.98%   -0.03%     
  Complexity    294      294              
==========================================
  Files           9        9              
  Lines        1008     1007       -1     
==========================================
- Hits          746      745       -1     
  Misses        262      262

Impacted Files	Coverage Δ	Complexity Δ
inc/class-tool.php	69.81% <ø> (-0.12%)	81 <0> (ø)

---

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 2ebece7...f70ff49. Read the comment docs.