Error when open a fortran code file
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## Expected behavior, english is required
Open a fortran file normally.
## The reproduce ways from Vim starting (Required!)
Just add fortran module, and vim XXX.f90 .
## Debug info
Error detected while processing /root/.SpaceVim/bundle/fortran.vim/indent/fortran.vim:                    
line   14:
E492: Not an editor command: ^M
line   17:
E15: Invalid expression: (b:fortran_fixed_source != 1)^M
line   91:
E171: Missing :endif
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## Screenshots

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