some NodePath fixes and better handling of Object type arguments

include/godot_cpp/core/NodePath.cpp

@@ -9,7 +9,15 @@ namespace godot {
 
 NodePath::NodePath()
 {
+	String from = "";
+	godot_node_path_new(&_node_path, (godot_string *) &from);
+}
 
+NodePath::NodePath(const NodePath &other)
+{
+	String from = other;
+	godot_node_path_new(&_node_path, (godot_string *) &from);
+	godot_node_path_copy(&_node_path, &other._node_path);
 }
 
 NodePath::NodePath(const String &from)
@@ -17,6 +25,12 @@ NodePath::NodePath(const String &from)
 	godot_node_path_new(&_node_path, (godot_string *) &from);
 }
 
+NodePath::NodePath(const char *contents)
+{
+	String from = contents;
+	godot_node_path_new(&_node_path, (godot_string *) &from);
+}
+
 String NodePath::get_name(const int idx) const
 {
 	godot_string str = godot_node_path_get_name(&_node_path, idx);
@@ -63,6 +77,11 @@ NodePath::operator String() const
 	return *(String *) &str;
 }
 
+void NodePath::operator =(const NodePath& other)
+{
+	godot_node_path_copy(&_node_path, &other._node_path);
+}
+
 NodePath::~NodePath()
 {
 	godot_node_path_destroy(&_node_path);

include/godot_cpp/core/NodePath.hpp

@@ -24,7 +24,11 @@ class GD_CPP_CORE_API NodePath
 public:
 	NodePath();
 
-	NodePath(const String &from);
+	NodePath(const NodePath &other);
+
+	NodePath(const String& from);
+
+	NodePath(const char *contents);
 
 	String get_name(const int idx) const;
 
@@ -42,6 +46,8 @@ public:
 
 	operator String() const;
 
+	void operator =(const NodePath& other);
+
 	~NodePath();
 };
 

include/godot_cpp/core/String.cpp

@@ -1,5 +1,7 @@
 #include "String.hpp"
 
+#include "NodePath.hpp"
+
 namespace godot {
 
 
@@ -119,6 +121,11 @@ bool String::operator >=(const String &s)
 	return !(*this < s);
 }
 
+String::operator NodePath() const
+{
+	return NodePath(*this);
+}
+
 const wchar_t *String::c_string() const
 {
 	return godot_string_c_str(&_godot_string);

include/godot_cpp/core/String.hpp

@@ -15,6 +15,8 @@
 
 namespace godot {
 
+class NodePath;
+
 class GD_CPP_CORE_API String
 {
 	godot_string _godot_string;
@@ -61,6 +63,8 @@ public:
 
 	bool operator >=(const String &s);
 
+	operator NodePath() const;
+
 	const wchar_t *c_string() const;
 
 };

include/godot_cpp/core/Variant.cpp

@@ -385,6 +385,10 @@ Variant::operator PoolColorArray() const
 	godot_pool_color_array s = godot_variant_as_pool_color_array(&_godot_variant);
 	return *(PoolColorArray *) &s;
 }
+Variant::operator Object*() const {
+	godot_object *o = godot_variant_as_object(&_godot_variant);
+	return (Object *) o;
+}
 
 Variant::Type Variant::get_type() const
 {

include/godot_cpp/core/Variant.hpp

@@ -205,7 +205,7 @@ public:
 	operator NodePath() const;
 	operator RID() const;
 	operator InputEvent() const;
-	operator Object() const;
+	operator Object*() const;
 
 	operator Dictionary() const;
 	operator Array() const;