remove broken divexact

src/GroupRings.jl

@@ -445,20 +445,6 @@ function *{T<:Number, S<:Number}(X::GroupRingElem{T}, Y::GroupRingElem{S}, check
    return result
 end
 
-
-
-function divexact{T}(X::GroupRingElem{T}, Y::GroupRingElem{T})
-   if length(Y) != 1
-      throw("Can not divide by a non-primitive element: $(Y)!")
-   else
-      idx = findfirst(Y)
-      c = Y[idx]
-      c != 0 || throw("Can not invert: $c not found in $Y")
-      g = parent(Y).basis[idx]
-      return X*1//c*parent(Y)(inv(g))
-   end
-end
-
 ###############################################################################
 #
 #   *-involution