Fix the branch icon and whitespaces in the vcs segment.

README.md

@@ -288,11 +288,11 @@ set `POWERLEVEL9K_CHANGESET_HASH_LENGTH` to any value you want.
     # just show the 6 first characters of changeset
     POWERLEVEL9K_CHANGESET_HASH_LENGTH=6
 
-You can also enable an additional branch icon in your prompt by setting
+You can also disable the branch icon in your prompt by setting
-`POWERLEVEL9K_SHOW_BRANCH_ICON` to `true`:
+`POWERLEVEL9K_HIDE_BRANCH_ICON` to `true`:
 
-    # Show an icon before the branch name
+    # Hide the branch icon
-    POWERLEVEL9K_SHOW_BRANCH_ICON=true
+    POWERLEVEL9K_HIDE_BRANCH_ICON=true
 
 ##### Symbols
 

powerlevel9k.zsh-theme

@@ -158,14 +158,14 @@ case $POWERLEVEL9K_MODE in
     VCS_TAG_ICON=''
     VCS_BOOKMARK_ICON="\u263F" # ☿
     VCS_COMMIT_ICON=''
-    VCS_BRANCH_ICON='@'
+    VCS_BRANCH_ICON="\uE0A0 " # 
     VCS_REMOTE_BRANCH_ICON="\u2192" # →
-    VCS_GIT_ICON="\uE0A0" # 
+    VCS_GIT_ICON=""
-    VCS_HG_ICON="\uE0A0" # 
+    VCS_HG_ICON=""
   ;;
 esac
 
-if [[ "$POWERLEVEL9K_SHOW_BRANCH_ICON" != true ]]; then
+if [[ "$POWERLEVEL9K_HIDE_BRANCH_ICON" == true ]]; then
     VCS_BRANCH_ICON=''
 fi