Rename esphomeyaml to esphome (#426)

* Rename

* Update

* Add migration

* Fix

* Fix dashboard

* Change test

* Fixes

* Code cleanup

* Fix import order

* Update

* Automate docker builds

* Shellcheck

esphome/cpp_helpers.py

@@ -0,0 +1,49 @@
+from esphome.const import CONF_INVERTED, CONF_MODE, CONF_NUMBER, CONF_PCF8574, \
+    CONF_SETUP_PRIORITY
+from esphome.core import CORE, EsphomeError
+from esphome.cpp_generator import IntLiteral, RawExpression
+from esphome.cpp_types import GPIOInputPin, GPIOOutputPin
+
+
+def generic_gpio_pin_expression_(conf, mock_obj, default_mode):
+    if conf is None:
+        return
+    number = conf[CONF_NUMBER]
+    inverted = conf.get(CONF_INVERTED)
+    if CONF_PCF8574 in conf:
+        from esphome.components import pcf8574
+
+        for hub in CORE.get_variable(conf[CONF_PCF8574]):
+            yield None
+
+        if default_mode == u'INPUT':
+            mode = pcf8574.PCF8675_GPIO_MODES[conf.get(CONF_MODE, u'INPUT')]
+            yield hub.make_input_pin(number, mode, inverted)
+            return
+        if default_mode == u'OUTPUT':
+            yield hub.make_output_pin(number, inverted)
+            return
+
+        raise EsphomeError(u"Unknown default mode {}".format(default_mode))
+    if len(conf) == 1:
+        yield IntLiteral(number)
+        return
+    mode = RawExpression(conf.get(CONF_MODE, default_mode))
+    yield mock_obj(number, mode, inverted)
+
+
+def gpio_output_pin_expression(conf):
+    for exp in generic_gpio_pin_expression_(conf, GPIOOutputPin, 'OUTPUT'):
+        yield None
+    yield exp
+
+
+def gpio_input_pin_expression(conf):
+    for exp in generic_gpio_pin_expression_(conf, GPIOInputPin, 'INPUT'):
+        yield None
+    yield exp
+
+
+def setup_component(obj, config):
+    if CONF_SETUP_PRIORITY in config:
+        CORE.add(obj.set_setup_priority(config[CONF_SETUP_PRIORITY]))