Fixed Javadoc errors

src/main/java/envoy/client/data/ConfigItem.java

@@ -23,7 +23,7 @@ public class ConfigItem<T> {
 	private T value;
 
 	/**
-	 * Initializes a {@link ConfigItem}
+	 * Initializes a {@link ConfigItem}.
 	 *
 	 * @param commandLong   the long command line argument to set this value
 	 * @param commandShort  the short command line argument to set this value
@@ -56,7 +56,7 @@ public class ConfigItem<T> {
 	}
 
 	/**
-	 * Parses this {@ConfigItem}'s value from a string
+	 * Parses this {@ConfigItem}'s value from a string.
 	 *
 	 * @param input the string to parse from
 	 * @since Envoy v0.2-alpha