Updated Dride to Raspbian Stretch (#1)

* Stretch base system working W/O DRIDE

- Currently removed Dride edits/software to get base OS working

* Enabled Ether over USB

I slightly rearranged a few startups in stage2 to give us room for more expansion later.  Boot files update important to come prior to Dride software.
Stretch base system working W/O DRIDE

* Dride+Stretch working

- wifi works with specific Dride network
- usb0 interface also works if you need to debug/hack

All Dride network items have been separated into this step

* DrideOS gets Dride software added back in on Debian Stretch

- software base; testing commencing

* Added new dride partition, clean, updated README

- updated README to explain how this has been modified vs. upstream
- removed and cleaned unused scripts
- added dride partition creation on startup (runonce)
- drideOS conditional renamed to dride-plus

* Use the /dride path and provide soft links during software installation

- updated README

stage2/03-boot-files/files/cmdline.txt

@@ -0,0 +1 @@
+dwc_otg.lpm_enable=0 console=serial0,115200 console=tty1 root=ROOTDEV rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait modules-load=dwc2,g_ether init=/usr/lib/raspi-config/init_resize.sh

stage2/03-boot-files/files/config.txt

@@ -0,0 +1,59 @@
+# For more options and information see
+# http://rpf.io/configtxt
+# Some settings may impact device functionality. See link above for details
+
+# uncomment if you get no picture on HDMI for a default "safe" mode
+#hdmi_safe=1
+
+# uncomment this if your display has a black border of unused pixels visible
+# and your display can output without overscan
+#disable_overscan=1
+
+# uncomment the following to adjust overscan. Use positive numbers if console
+# goes off screen, and negative if there is too much border
+#overscan_left=16
+#overscan_right=16
+#overscan_top=16
+#overscan_bottom=16
+
+# uncomment to force a console size. By default it will be display's size minus
+# overscan.
+#framebuffer_width=1280
+#framebuffer_height=720
+
+# uncomment if hdmi display is not detected and composite is being output
+#hdmi_force_hotplug=1
+
+# uncomment to force a specific HDMI mode (this will force VGA)
+#hdmi_group=1
+#hdmi_mode=1
+
+# uncomment to force a HDMI mode rather than DVI. This can make audio work in
+# DMT (computer monitor) modes
+#hdmi_drive=2
+
+# uncomment to increase signal to HDMI, if you have interference, blanking, or
+# no display
+#config_hdmi_boost=4
+
+# uncomment for composite PAL
+#sdtv_mode=2
+
+#uncomment to overclock the arm. 700 MHz is the default.
+#arm_freq=800
+
+# Uncomment some or all of these to enable the optional hardware interfaces
+#dtparam=i2c_arm=on
+#dtparam=i2s=on
+#dtparam=spi=on
+
+# Uncomment this to enable the lirc-rpi module
+#dtoverlay=lirc-rpi
+
+# Additional overlays and parameters are documented /boot/overlays/README
+
+# Enable audio (loads snd_bcm2835)
+dtparam=audio=on
+
+# ether over usb
+dtoverlay=dwc2