Correct the language based typo mistakes.

utils/typo.sh

@@ -5,16 +5,16 @@
 #Description: apply typo rules depending on language for songs (.sg files)
 #Commentary: to be merge with latex-preprocessing script
 
-for song in songs/*/*.sg; do
+for song in $@; do
+    echo $song
     if grep -q "selectlanguage{english}" $song
     then
 	sed -i \
-            -e 's/(\s)*?/?/g' \
-            -e 's/(\s)*!/!/g' \
-            -e 's/(\s)*:/:/g' \
+            -e 's/[\s]*?/?/g' \
+            -e 's/[\s]*!/!/g' \
+            -e 's/[\s]*:/:/g' \
             $song;
-    fi;
-    if grep -q "selectlanguage{french}" $song
+    elif grep -q "selectlanguage{french}" $song
     then
 	sed -i \
             -e 's/\([^ ]\)?/\1 ?/g' \