Big update

docs/lua help.txt

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+Globals:
+ACTION_FIRE = 0
+ACTION_ALT_FIRE = 1
+ACTION_RELOAD = 2
+
+ANIM_PLAYBACK_NONE = 0
+ANIM_PLAYBACK_REPEAT = 1
+
+engine.error(string message)
+engine.warning(string message)
+engine.create_entity(string classname) -- return an table to the new entity
+engine.add_entity_to_world(entity) -- add entity to the world
+engine.get_entity_from_id(integer id) -- return an entity table from
+engine.play_sound(string filename) -- play 2d sound
+
+camera.get_position() -- return x, y, z
+camera.get_front() -- return x, y, z
+camera.get_right() -- return x, y, z
+camera.get_up() -- return float
+camera.get_pitch() -- return float
+
+console.print(string message)
+
+
+Entity properties:
+string m_name
+integer m_id
+
+
+Entity callbacks:
+on_init() -- on entity creation
+on_shutdown() -- on entity destroy 
+on_update(delta) -- on entity update
+on_collide(other) -- on entity collide with another entity
+
+Entity methods:
+load_model(string filename)
+
+update_transform()
+
+translate(float x, float y, float z) -- addition to the current position
+
+set_position(float x, float y, float z) -- setting the position
+
+get_position() -- return x, y, z
+
+set_rotation(float x, float y, float z) -- setting the euler rotation
+
+get_rotation() -- return x, y, z
+
+set_rotation_from_vectors(float frontx, float fronty, float frontz,
+	float rightx, float righty, float rightz, 
+	float upx, float upy, float upz) -- rotate around axis
+
+get_classname() -- return the classname of the entity
+get_id() -- return the id of the entity
+mark_for_delete() -- mark entity to delete
+
+find_animation(string name) -- find a animation in the model
+play_animation(integer id, integer mode) -- play a animation with specified mode (ANIM_PLAYBACK_NONE, ANIM_PLAYBACK_REPEAT) 
+get_current_animation() -- return the id to the current playing animation
+get_current_animation_time() -- return the current time of the current playing animation
+get_animation_time(integer id) -- return the time of a animation
+
+
+
+ActorBase methods:
+activate_camera()
+update_camera_look()
+update_camera_movement(float nubmer)
+create_body()
+update_body_movement(float nubmer)
+get_action() -- return an current mode (ACTION_FIRE, ACTION_ALT_FIRE, ACTION_RELOAD) 

docs/экспорт оружия из goldsource.txt

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+1. импортировать smd с Y-up осью вверх
+2. снова экспортировать как GoldSource с Y-up осью3\
+3. ввести команды для iqm.exe для сборки модели, пример команды:
+	iqm.exe -scale 0.0254 -rotate 0,90,0 v_m3.iqm v_m3-PV.smd after_reload.smd draw.smd idle.smd insert.smd shoot1.smd shoot2.smd start_reload.smd

docs/экспорт уровня или модели в obj.txt

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+1. ОБЯЗАТЕЛЬНО TRAINGULATE FACE !!!