turn on higher warning level in msvc for the core and libteletone and resolve warnings.

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@634 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/include/switch_apr.h

@@ -76,6 +76,9 @@ extern "C" {
  * @{
  */	
 
+typedef apr_size_t swtich_size_t;
+typedef apr_int16_t switch_int16_t;
+
 /**
  * @defgroup switch_file_io File I/O Handling Functions
  * @ingroup switch_apr