added files

vars/log.groovy

@@ -0,0 +1,24 @@
+def RED = '\033[1;31m'
+def GREEN = '\033[1;32m'
+def BLUE = '\033[1;34m'
+def BLACK = '\033[0m'
+def CYAN_BG = '\033[1;46m'
+def YELLOW_BG = '\033[1;43m'
+
+def info(message) {
+    def GREEN = '\033[1;32m'
+    def BLACK = '\033[0m'
+    echo "${GREEN}INFO: ${message}${BLACK}"
+}
+
+def warning(message) {
+    def RED = '\033[1;31m'
+    def BLACK = '\033[0m'
+    echo "${RED}WARNING: ${message}${BLACK}"
+}
+
+def error(message){
+    def RED = '\033[1;31m'
+    def BLACK = '\033[0m'
+    echo "${RED}ERROR: ${message}${BLACK}"
+}