Make reflection API part of stdlib

removes the reflection module completely. Reflection and the
ability to catch eval errors is too useful.

unittests/3.x/eval_error.chai

@@ -1,4 +1,3 @@
-load_module("reflection")
 
 def deep()
 {

unittests/3.x/reflection_test.chai

@@ -1,4 +1,3 @@
-load_module("reflection")
 var parser := ChaiScript_Parser()
 var parse_success = parser.parse("3 + 4", "INPUT")
 var a := parser.ast()

unittests/eval_error.chai

@@ -1,4 +1,3 @@
-load_module("reflection")
 
 def deep()
 {

unittests/operator_scoping.chai

@@ -1,4 +1,3 @@
-load_module("reflection")
 
 try {
   eval("def `+`(x, y) \n { \n print(i); \n } \n \n var i = 10; \n \"1\" + 1;\n")

unittests/reflection_test.chai

@@ -1,4 +1,3 @@
-load_module("reflection")
 auto& parser = ChaiScript_Parser()
 auto parse_success = parser.parse("3 + 4", "INPUT")
 auto& a = parser.ast()