Closes #7

- Updates modules to support Lua 5.1 to 5.3.
- General refactoring to make code clear, reduce long functions
  and improve documentation.

Author: manoelcampos

.gitignore

@@ -3,7 +3,7 @@
 ---Sample application to read a XML file and print it on the terminal.
 --@author Manoel Campos da Silva Filho - http://manoelcampos.com
 
-require("xml2lua")
+local xml2lua = require("xml2lua")
 --Uses a handler that converts the XML to a Lua table
 local handler = require("xmlhandler.tree")
 

.travis.yml

@@ -1,6 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <people>
   <person type="P">
+    <![CDATA[
+    Just a CDATA tag that may contain anything, including XML code,
+    such as <tag>message</tag>.
+    Its content is extracted but not processed.
+    ]]>  
+    
+    <!-- Just an example comment that will be ignored by the tree handler and processed by the other ones. -->
+    
     <name>Manoel</name>
     <city>Palmas-TO</city>
   </person>

LICENSE

@@ -1,20 +1,21 @@
 package = "xml2lua"
-version = "1.0-1"
+version = "1.1-0"
 source = {
    url = "git://github.com/manoelcampos/xml2lua",
-   tag = "v1.0-1"
+   tag = "v1.1-0"
 }
 description = {
    summary = "An XML Parser written entirely in Lua 5.",
    detailed = [[
    Enables parsing an XML file and converting it to a Lua table,
    which can be handled directly by your application.
+   It supports Lua 5.1 to 5.3.
    ]],
    homepage = "http://manoelcampos.github.io/xml2lua/",
    license = "MIT"
 }
 dependencies = {
-   "lua >= 5.1, <= 5.2"
+   "lua >= 5.1, <= 5.3"
 }
 build = {
   type = "builtin",