Added Email Address, Port Number, and Hostname validation. Changed all validation functions to return valid object upon successful validation.

Author: tomansill

.gitignore

@@ -2,4 +2,5 @@ target/
 **/*.iml
 *.iml
 .attach_pid*
-.idea/
+.idea/
+*.versionsBackup

pom.xml

@@ -6,7 +6,8 @@
 
     <groupId>com.ansill.validation</groupId>
     <artifactId>validation</artifactId>
-    <version>0.1.0</version>
+    <version>0.2.0</version>
+    <!-- mvn versions:set -DnewVersion=your version -->
 
     <packaging>jar</packaging>