update README

README.md

@@ -10,6 +10,7 @@ License: GNU GPL 3.0
 
 * Bash
 * curl in $PATH
+* jq in $PATH (optional for coloring json data)
 
 ## Installation
 
@@ -37,14 +38,12 @@ Search for aliases and hosts.
 Search for hostnames or aliases in Infoblox API
 It uses dns-api.sh and adds the return field for aliases.
 
-SYNTAX: dns-search.sh name|alias REGEX
+SYNTAX: dns-search.sh [name|alias] REGEX
 
 EXAMPLES:
 
 (1)
 search for a hostname / A record
-    dns-search.sh www.iml.unibe.ch
-    OR
     dns-search.sh name www.iml.unibe.ch
 
 (2)
@@ -53,6 +52,12 @@ search for CNAME - use "alias" as 1st parameter
 
 (3)
 The search supports regex:
-    dns-search.sh ^assets
-    dns-search.sh "^(connector|examinator).*measured.stage"
+    dns-search.sh name ^assets
+    dns-search.sh name "^(connector|examinator).*measured.stage"
+
+(4)
+Lazy mode: do not add name or alias to start 2 requests to search in name and 
+alias fields
+    dns-search.sh ufive
+
 ```