rename log functions with dokku_log_ prefix

plugins/common/functions

@@ -9,15 +9,15 @@ function has_tty() {
   fi
 }
 
-function info1() {
+function dokku_log_info1() {
   echo "-----> $@"
 }
 
-function info2() {
+function dokku_log_info2() {
   echo "=====> $@"
 }
 
-function info1_quiet() {
+function dokku_log_info1_quiet() {
   if [[ -z "$DOKKU_QUIET_OUTPUT" ]];then
     echo "-----> $@"
   else
@@ -25,7 +25,7 @@ function info1_quiet() {
   fi
 }
 
-function info2_quiet() {
+function dokku_log_info2_quiet() {
   if [[ -z "$DOKKU_QUIET_OUTPUT" ]];then
     echo "=====> $@"
   else
@@ -33,22 +33,22 @@ function info2_quiet() {
   fi
 }
 
-function verbose() {
+function dokku_log_verbose() {
   echo "       $@"
 }
 
-function warn() {
+function dokku_log_warn() {
   echo " !    $@"
 }
 
-function fail() {
+function dokku_log_fail() {
   echo "$@" 1>&2
   exit 1
 }
 
 function verify_app_name() {
   local APP="$1"
-  [[ ! -d "$DOKKU_ROOT/$APP" ]] && fail "App $APP does not exist"
+  [[ ! -d "$DOKKU_ROOT/$APP" ]] && dokku_log_fail "App $APP does not exist"
   return 0
 }