Prepare a 1.0.0 release on GitHub

Author: sgoeschl

pom.xml

@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.github.sgoeschl</groupId>
     <artifactId>freemarker-cli</artifactId>
-    <version>1.0.0-SNAPSHOT</version>
+    <version>1.0.0</version>
     <packaging>jar</packaging>
     <name>FreeMarker CLI</name>
     <inceptionYear>2016</inceptionYear>