Update submodules and fix bug

init.zsh

@@ -99,7 +99,7 @@ gcm() {
     for arg; do
         args="${args} ${arg}"
     done
-    git commit -m "${args}"
+    git commit -m "${args:1}" # remove the leading space
 }
 alias gca="git commit -a"
 gcam() {
@@ -107,7 +107,7 @@ gcam() {
     for arg; do
         args="${args} ${arg}"
     done
-    git commit -am "${args}"
+    git commit -am "${args:1}" # remove the leading space
 }
 alias gp="git push"
 alias gu="git pull"
@@ -222,7 +222,7 @@ zstyle ':fzf-tab:*' fzf-bindings 'ctrl-a:toggle-all'
 # More completions
 load_plugin zsh-completions
 
-# Syntax highlighting 
+# Syntax highlighting
 load_plugin zsh-syntax-highlighting
 
 # History substring search