Documentation update to reflect Hologram SIM recommended but not incl…

…uded

README.md

@@ -30,9 +30,8 @@ module and the web frontend can be customized by plugins. The module has three b
 extended by a fourth one](https://github.com/mjuhanne/OVMS-SWCAN).
 
 The **OVMS base component** is a small and inexpensive hardware module that connects to the vehicle **OBD2** 
-port. The standard kit includes a 3G modem to provide **GSM** connectivity and **GPS** and comes with a 
-ready-to-use [Hologram.io](https://hologram.io/) SIM card. The US kit has been **FCC certified**, the EU kit
-**CE certified**.
+port. The standard kit includes a 3G modem to provide **GSM** connectivity and **GPS**. The US kit has been
+**FCC certified**, the EU kit **CE certified**.
 
 The module provides a **built-in Web App** user interface and remote control via native cellphone Apps 
 available for **Android** and **iOS**. It integrates into home/process automation systems via **MQTT** and 

docs/source/userguide/commands.rst

@@ -23,7 +23,7 @@ Remote command execution can be done via these APIs:
 Direct/routed connections work best with a Wifi connection to the module, either
 to the module's client IP in a Wifi network or to the module's own AP network.
 Some cellular network providers also offer options for direct or bridged IP
-routing to a mobile device via GSM. With the OVMS partner Hologram, this option
+routing to a mobile device via GSM. When using the recommended Hologram SIM, this option
 is called "Spacebridge device tunneling", it can be enabled free of charge in
 the Hologram dashboard.
 

docs/source/userguide/components.rst

@@ -45,7 +45,7 @@ Cellular Modem Option and GSM Antenna
 
 The cellular modem option allows you to control your vehicle when out of wifi coverage range. The majority of OVMS users choose this option, and you will require it if you want to monitor your vehicle when away from home or office.
 
-OVMS modules sold in USA and Europe are provided with a Hologram SIM card pre-installed. This low cost service allows you to get cellular connectivity simply. It also allows you to roam between countries without worry. For modules purchased from China, we recommend you purchase a Hologram SIM directly from the hologram.io store (also available on Amazon).
+OVMS recommends Hologram SIM cards and service, although note that any compatible 2G/3G/4G SIM card and service should work, and the use of Hologram is not required.
 
 Depending on settings, verbosity towards the OVMS server, rhythm of GPS tracking, etc, OVMS v3 will use between 1 and 3 Megabytes per month of data (when using the v2 server protocol).
 

docs/source/userguide/installation.rst

@@ -16,7 +16,7 @@ Pre-Installation Steps
 Prior to installation, please make sure you have the following available:
 
 #. The OVMS v3 module in it's enclosure.
-#. A `Hologram <https://hologram.io>`_ (or other suitable) SIM card if you module did not come with one.
+#. A `Hologram <https://hologram.io>`_ (or other suitable) SIM card.
 #. A micro-usb cable suitable for connecting to your computer.
 #. A laptop or desktop computer (if necessary).
 #. A cable suitable for connecting to your vehicle.
@@ -163,9 +163,7 @@ OVMS v3 has a number of networking options to choose from. You can either use th
 GSM SIM Activation (Hologram)
 -----------------------------
 
-OVMS has partnered with Hologram and to provide a Hologram GSM SIM pre-installed in every OVMS kit purchased from our partners in Europe and USA. For modules purchased from China, we recommend you purchase a Hologram SIM directly from the hologram.io store (also available on Amazon). In addition, Hologram have provided OVMS a coupon code valid for US$5 off data usage:
-
-Hologram Coupon Code: **OVMS**
+OVMS recommends Hologram SIM cards and service, although note that any compatible 2G/3G/4G SIM card and service should work, and the use of Hologram is not required.
 
 To activate your Hologram SIM, register at https://dashboard.hologram.io/, then invoke "Activate SIM" in the dashboard.