broken function args at get_spell_bad_list

[tsuyoshicho]

fix issue #20 #34

000e5ef

This commit (merge) broken function argument at get_spell_bad_list.
Error occured.

spelunker.vim/autoload/ctrlp/spelunker.vim

Line 36 in 8032f74

let spellbadlist = spelunker#spellbad#get_spell_bad_list(1, '$')

spelunker.vim/autoload/spelunker.vim

Line 49 in ce888f1

let l:spell_bad_list = spelunker#spellbad#get_spell_bad_list(1, '$')

spelunker.vim/autoload/spelunker.vim

Line 77 in ce888f1

let l:spell_bad_list = spelunker#spellbad#get_spell_bad_list(1, '$')

after this issue, I PRed fix.

[kamykn]

@tsuyoshicho
Thanks a lot for your pull request!
I apologize for breaking some feature by my careless code changing.