Add missing info

Author: Olivier Chédru

pom.xml

@@ -1,4 +1,5 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>org.dhatim</groupId>
@@ -19,8 +20,9 @@
     </licenses>
 
     <scm>
-        <connection>scm:git:https://github.com/dhatim/hamcrest-postgresql</connection>
-        <tag>HEAD</tag>
+        <connection>scm:git:git@github.com:dhatim/hamcrest-postgresql.git</connection>
+        <developerConnection>scm:git:git@github.com:dhatim/hamcrest-postgresql.git</developerConnection>
+        <url>git@github.com:dhatim/hamcrest-postgresql.git</url>
     </scm>
 
     <properties>