dotfiles script v0.5.3

Change indentation from tabs to spaces.

bin/dotfiles

@@ -2,11 +2,11 @@
 
 ##
 ## binaryDiv's dotfiles management script
-## Version 0.5.2
+## Version 0.5.3
 ##
 
 usage() {
-	cat <<- END_OF_HELPTEXT
+    cat << END_OF_HELPTEXT
     Usage: $(basename $0) COMMAND [...]
     Manage dotfiles via git.
 
@@ -314,7 +314,7 @@ case "$cmd" in
     ;;
 
     bash-completion)
-		cat <<- 'END_OF_BASHCOMPLETION'
+        cat << 'END_OF_BASHCOMPLETION'
         _dotfiles_filenames() {
             compopt -o filenames
             files=($(compgen -f -X '*/@(.|..|.git)' .dotfiles/$cur))