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/components/time/sntp.py

@@ -0,0 +1,30 @@
+import voluptuous as vol
+
+from esphome.components import time as time_
+import esphome.config_validation as cv
+from esphome.const import CONF_ID, CONF_SERVERS
+from esphome.cpp_generator import Pvariable, add
+from esphome.cpp_helpers import setup_component
+from esphome.cpp_types import App
+
+SNTPComponent = time_.time_ns.class_('SNTPComponent', time_.RealTimeClockComponent)
+
+PLATFORM_SCHEMA = time_.TIME_PLATFORM_SCHEMA.extend({
+    cv.GenerateID(): cv.declare_variable_id(SNTPComponent),
+    vol.Optional(CONF_SERVERS): vol.All(cv.ensure_list(cv.domain), vol.Length(min=1, max=3)),
+}).extend(cv.COMPONENT_SCHEMA.schema)
+
+
+def to_code(config):
+    rhs = App.make_sntp_component()
+    sntp = Pvariable(config[CONF_ID], rhs)
+    if CONF_SERVERS in config:
+        servers = config[CONF_SERVERS]
+        servers += [''] * (3 - len(servers))
+        add(sntp.set_servers(*servers))
+
+    time_.setup_time(sntp, config)
+    setup_component(sntp, config)
+
+
+BUILD_FLAGS = '-DUSE_SNTP_COMPONENT'