Slower SPI speed for MAX31855

Need to call dac_init() in setup() for DAC_STEPPER_CURRENT

initial changes to DA

As reported by https://github.com/MarlinFirmware/Marlin/pull/3182#issuecomment-222595488

MBL: Move border macros to Configuration_adv.h

This change actually does increase the binary size by about 12 bytes,
but how does it affect performance?

`FORCE_INLINE` seems to have no effect with standard optimization.

`FORCE_INLINE` seems to have no effect on code generation with standard
optimization.

Apply static to Endstops class

Tiny calc_timer speedup

Patch conditionals for DEFAULT_LCD_CONTRAST, MINIPANEL

- `DEFAULT_LCD_CONTRAST` was incorrectly overriding all `DOGLCD`
- `MINIPANEL` conditionals are identical to `MAKRPANEL`

MBL: Apply PR 3903 to example_configurations

Less greedy regex in travis helper scripts

Closes #3826: SD printing will now pause and stop the print counter

MBL: Fix for negative x/y positions

Fix some array initializations

- In `stepper.h` init `count_direction` array
- In `ultralcd.cpp` init `autotune_temp` array

The LCD menu items for SD printing pause/stop have been updated to control
also the print job timer. This commit also fixes a small output bug with
M78, the failed print counter was displaying the wrong value.

Support for COREYZ. Fixes for COREXY, COREXZ

Two index finding functions for MBL

SINGLENOZZLE

Followup for #3813

Cleanup the Marlin logo with a hires svg version

Correct hardware endstops default