Fixed renaming issue

[SoongNoonien]

julia> g = genchartab("Ree.1")
Generic character table Ree.1
  of order 67108864*q0^52 - 33554432*q0^50 + 8388608*q0^46 - 8388608*q0^44 + 2097152*q0^42 + 1048576*q0^40 - 1048576*q0^38 + 262144*q0^36 + 131072*q0^34 - 131072*q0^32 + 32768*q0^30 - 8192*q0^26 + 4096*q0^24
  restricted to q0 congruent to 1 modulo 3
  with 41 irreducible character types
  with 51 class types
  with parameters (a, b, k, l)

julia> nrchars(g[37])
1//4*q0^4 - 1//4*q0^2

julia> nrchars(g[38])
1//12*q0^4 - 5//12*q0^2 + 1//3

Fixes: #188

[fingolfin]

Nice

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.20%. Comparing base (7c5d868) to head (9972628).
Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #190   +/-   ##
=======================================
  Coverage   91.20%   91.20%           
=======================================
  Files          13       13           
  Lines         841      841           
=======================================
  Hits          767      767           
  Misses         74       74           

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