Added license info

ESP-Weather.ino

+/*
+ * ESP-Weather.ino
+ *
+ * This is the main program for our distributed temperature and humidity logger
+ * with WiFi interface, based on the ESP8266 ESP-01 module and an SHT21 sensor.
+ *
+ * ----------------------------------------------------------------------------
+ * "THE BEER-WARE LICENSE" (Revision 42):
+ * <xythobuz@xythobuz.de> & <ghost-ghost@web.de> wrote this file.  As long as
+ * you retain this notice you can do whatever you want with this stuff. If we
+ * meet some day, and you think this stuff is worth it, you can buy us a beer
+ * in return.                                   Thomas Buck & Christian Högerle
+ * ----------------------------------------------------------------------------
+ */
+
 #include <ESP8266WiFi.h>
 #include <WiFiClient.h>
 #include <ESP8266WebServer.h>

README.md

 
 ### JavaScript
 
-The JavaScript client code includes the following libraries:
+The JavaScript client code includes the following libraries, using their official CDNs:
 
 * [Bootstrap](http://getbootstrap.com/)
 * [jQuery](https://jquery.com/)
 * [Chart.js](https://github.com/chartjs/Chart.js)
 
+The client script from this repository is served using the [RawGit Service](https://rawgit.com) development URLs. Consider using their production CDN when using this project seriously.
+
+## License
+
+    ----------------------------------------------------------------------------
+    "THE BEER-WARE LICENSE" (Revision 42):
+    <xythobuz@xythobuz.de> & <ghost-ghost@web.de> wrote this file.  As long as
+    you retain this notice you can do whatever you want with this stuff. If we
+    meet some day, and you think this stuff is worth it, you can buy us a beer
+    in return.                                   Thomas Buck & Christian Högerle
+    ----------------------------------------------------------------------------
+

config.h

+/*
+ * config.h
+ *
+ * Configuration options for ESP-Weather.
+ *
+ * ----------------------------------------------------------------------------
+ * "THE BEER-WARE LICENSE" (Revision 42):
+ * <xythobuz@xythobuz.de> & <ghost-ghost@web.de> wrote this file.  As long as
+ * you retain this notice you can do whatever you want with this stuff. If we
+ * meet some day, and you think this stuff is worth it, you can buy us a beer
+ * in return.                                   Thomas Buck & Christian Högerle
+ * ----------------------------------------------------------------------------
+ */
+
 #ifndef __CONFIG_H__
 #define __CONFIG_H__
 

ntp.cpp

+/*
+ * ntp.cpp
+ *
+ * Simple NTP implementation to aquire the current time matched to the systick.
+ *
+ * ----------------------------------------------------------------------------
+ * "THE BEER-WARE LICENSE" (Revision 42):
+ * <xythobuz@xythobuz.de> & <ghost-ghost@web.de> wrote this file.  As long as
+ * you retain this notice you can do whatever you want with this stuff. If we
+ * meet some day, and you think this stuff is worth it, you can buy us a beer
+ * in return.                                   Thomas Buck & Christian Högerle
+ * ----------------------------------------------------------------------------
+ */
+
 #include <Arduino.h>
 #include <ESP8266WiFi.h>
 #include <WiFiUdp.h>

ntp.h

+/*
+ * ntp.h
+ *
+ * Simple NTP implementation to aquire the current time matched to the systick.
+ *
+ * ----------------------------------------------------------------------------
+ * "THE BEER-WARE LICENSE" (Revision 42):
+ * <xythobuz@xythobuz.de> & <ghost-ghost@web.de> wrote this file.  As long as
+ * you retain this notice you can do whatever you want with this stuff. If we
+ * meet some day, and you think this stuff is worth it, you can buy us a beer
+ * in return.                                   Thomas Buck & Christian Högerle
+ * ----------------------------------------------------------------------------
+ */
+
 #ifndef __NTP_H__
 #define __NTP_H__
 

storage.cpp

+/*
+ * storage.cpp
+ *
+ * EEPROM data history storage.
+ *
+ * ----------------------------------------------------------------------------
+ * "THE BEER-WARE LICENSE" (Revision 42):
+ * <xythobuz@xythobuz.de> & <ghost-ghost@web.de> wrote this file.  As long as
+ * you retain this notice you can do whatever you want with this stuff. If we
+ * meet some day, and you think this stuff is worth it, you can buy us a beer
+ * in return.                                   Thomas Buck & Christian Högerle
+ * ----------------------------------------------------------------------------
+ */
+
 #include <Arduino.h>
 #include <EEPROM.h>
 #include "storage.h"

storage.h

+/*
+ * storage.h
+ *
+ * EEPROM data history storage.
+ *
+ * ----------------------------------------------------------------------------
+ * "THE BEER-WARE LICENSE" (Revision 42):
+ * <xythobuz@xythobuz.de> & <ghost-ghost@web.de> wrote this file.  As long as
+ * you retain this notice you can do whatever you want with this stuff. If we
+ * meet some day, and you think this stuff is worth it, you can buy us a beer
+ * in return.                                   Thomas Buck & Christian Högerle
+ * ----------------------------------------------------------------------------
+ */
+
 #ifndef __STORAGE_H__
 #define __STORAGE_H__