Demote headers, add TOC

Documentation/Hardware.md

 ## Marlin Supported Hardware
 
-### 10 BOARD_GEN7_CUSTOM
+- [Gen 7 Custom](#10-board_gen7_custom)
+- [Gen 7 <=1.2](#11-board_gen7_12)
+- [Gen 7 v1.3](#12-board_gen7_13)
+- [Gen 7 v1.4](#13-board_gen7_14)
+- [Cheaptronic v1.0](#2-board_cheaptronic)
+- [Sethi 3D_1](#20-board_sethi)
+- [RAMPS <=1.2](#3-board_ramps_old)
+- [RAMPS 1.3 Extruder-Fan-Bed](#33-board_ramps_13_efb)
+- [RAMPS 1.3 Extruder-Extruder-Bed](#34-board_ramps_13_eeb)
+- [RAMPS 1.3 Extruder-Fan-Fan](#35-board_ramps_13_eff)
+- [RAMPS 1.3 Extruder-Extruder-Fan](#36-board_ramps_13_eef)
+- [Felix 2](#37-board_felix2)
+- [Duemilanove 328P](#4-board_duemilanove_328p)
+- [Gen 6](#5-board_gen6)
+- [Gen 6 Deluxe](#51-board_gen6_deluxe)
+- [Sanguinololu <=1.1](#6-board_sanguinololu_11)
+- [Sanguinololu 1.2](#62-board_sanguinololu_12)
+- [Melzi](#63-board_melzi)
+- [STB v1.1](#64-board_stb_11)
+- [Azteeg X1](#65-board_azteeg_x1)
+- [Melzi 1284](#66-board_melzi_1284)
+- [Azteeg X3](#67-board_azteeg_x3)
+- [Azteeg X3 Pro](#68-board_azteeg_x3_pro)
+- [Ultimaker](#7-board_ultimaker)
+- [Legacy Ultimaker](#71-board_ultimaker_old)
+- [Ultimainboard 2.x](#72-board_ultimain_2)
+- [3DRAG](#77-board_3drag)
+- [Vellemann K8200](#78-board_k8200)
+- [Teensylu](#8-board_teensylu)
+- [Rumba](#80-board_rumba)
+- [Printrboard](#81-board_printrboard)
+- [Brainwave](#82-board_brainwave)
+- [SAV Mk-I](#83-board_sav_mki)
+- [Teensy++2.0](#84-board_teensy2)
+- [Brainwave Pro](#85-board_brainwave_pro)
+- [Gen3+](#9-board_gen3_plus)
+- [Gen3 Monolithic](#22-board_gen3_monolithic)
+- [Megatronics](#70-board_megatronics)
+- [Megatronics 2.0](#701-board_megatronics_2)
+- [Minitronics 1.0](#702-board_megatronics_1)
+- [Megatronics 3.0](#703-board_megatronics_3)
+- [OMCA Alpha](#90-board_omca_a)
+- [OMCA Final](#91-board_omca)
+- [RAMBo](#301-board_rambo)
+- [Elefu Ra](#21-board_elefu_3)
+- [5DPrint D8](#88-board_5dprint)
+- [Leapfrog](#999-board_leapfrog)
+- [bq Witbox](#41-board_witbox)
+- [bq Prusa i3 Hephestos](#42-board_hephestos)
+- [2PrintBeta BAM&DICE](#401-board_bam_dice)
+- [2PrintBeta BAM&DICE DUE](#402-board_bam_dice_due)
+
+#### 10 BOARD_GEN7_CUSTOM
 Gen7 custom (Alfons3 Version) "https://github.com/Alfons3/Generation_7_Electronics"
 
-### 11 BOARD_GEN7_12
+#### 11 BOARD_GEN7_12
 Gen7 v1.1, v1.2
 
-### 12 BOARD_GEN7_13
+#### 12 BOARD_GEN7_13
 Gen7 v1.3
 
-### 13 BOARD_GEN7_14
+#### 13 BOARD_GEN7_14
 Gen7 v1.4
 
-### 2 BOARD_CHEAPTRONIC
+#### 2 BOARD_CHEAPTRONIC
 Cheaptronic v1.0
 
-### 20 BOARD_SETHI
+#### 20 BOARD_SETHI
 Sethi 3D_1
 
-### 3 BOARD_RAMPS_OLD
+#### 3 BOARD_RAMPS_OLD
 MEGA/RAMPS up to 1.2
 
-### 33 BOARD_RAMPS_13_EFB
+#### 33 BOARD_RAMPS_13_EFB
 RAMPS 1.3 / 1.4 (Power outputs: Extruder, Fan, Bed)
 
-### 34 BOARD_RAMPS_13_EEB
+#### 34 BOARD_RAMPS_13_EEB
 RAMPS 1.3 / 1.4 (Power outputs: Extruder0, Extruder1, Bed)
 
-### 35 BOARD_RAMPS_13_EFF
+#### 35 BOARD_RAMPS_13_EFF
 RAMPS 1.3 / 1.4 (Power outputs: Extruder, Fan, Fan)
 
-### 36 BOARD_RAMPS_13_EEF
+#### 36 BOARD_RAMPS_13_EEF
 RAMPS 1.3 / 1.4 (Power outputs: Extruder0, Extruder1, Fan)
 
-### 37 BOARD_FELIX2
+#### 37 BOARD_FELIX2
 Felix 2.0+ Electronics Board (RAMPS like)
 
-### 4 BOARD_DUEMILANOVE_328P
+#### 4 BOARD_DUEMILANOVE_328P
 Duemilanove w/ ATMega328P pin assignments
 
-### 5 BOARD_GEN6
+#### 5 BOARD_GEN6
 Gen6
 
-### 51 BOARD_GEN6_DELUXE
+#### 51 BOARD_GEN6_DELUXE
 Gen6 deluxe
 
-### 6 BOARD_SANGUINOLOLU_11
+#### 6 BOARD_SANGUINOLOLU_11
 Sanguinololu < 1.2
 
-### 62 BOARD_SANGUINOLOLU_12
+#### 62 BOARD_SANGUINOLOLU_12
 Sanguinololu 1.2 and above
 
-### 63 BOARD_MELZI
+#### 63 BOARD_MELZI
 Melzi
 
-### 64 BOARD_STB_11
+#### 64 BOARD_STB_11
 STB V1.1
 
-### 65 BOARD_AZTEEG_X1
+#### 65 BOARD_AZTEEG_X1
 Azteeg X1
 
-### 66 BOARD_MELZI_1284
+#### 66 BOARD_MELZI_1284
 Melzi with ATmega1284 (MaKr3d version)
 
-### 67 BOARD_AZTEEG_X3
+#### 67 BOARD_AZTEEG_X3
 Azteeg X3
 
-### 68 BOARD_AZTEEG_X3_PRO
+#### 68 BOARD_AZTEEG_X3_PRO
 Azteeg X3 Pro
 
-### 7 BOARD_ULTIMAKER
+#### 7 BOARD_ULTIMAKER
 Ultimaker
 
-### 71 BOARD_ULTIMAKER_OLD
+#### 71 BOARD_ULTIMAKER_OLD
 Ultimaker (Older electronics. Pre 1.5.4. This is rare)
 
-### 72 BOARD_ULTIMAIN_2
+#### 72 BOARD_ULTIMAIN_2
 Ultimainboard 2.x (Uses TEMP_SENSOR 20)
 
-### 77 BOARD_3DRAG
+#### 77 BOARD_3DRAG
 3Drag Controller
 
-### 78 BOARD_K8200
+#### 78 BOARD_K8200
 Vellemann K8200 Controller (derived from 3Drag Controller)
 
-### 8 BOARD_TEENSYLU
+#### 8 BOARD_TEENSYLU
 Teensylu
 
-### 80 BOARD_RUMBA
+#### 80 BOARD_RUMBA
 Rumba
 
-### 81 BOARD_PRINTRBOARD
+#### 81 BOARD_PRINTRBOARD
 Printrboard (AT90USB1286)
 
-### 82 BOARD_BRAINWAVE
+#### 82 BOARD_BRAINWAVE
 Brainwave (AT90USB646)
 
-### 83 BOARD_SAV_MKI
+#### 83 BOARD_SAV_MKI
 SAV Mk-I (AT90USB1286)
 
-### 84 BOARD_TEENSY2
+#### 84 BOARD_TEENSY2
 Teensy++2.0 (AT90USB1286) - CLI compile: DEFINES=AT90USBxx_TEENSYPP_ASSIGNMENTS HARDWARE_MOTHERBOARD=84  make
 
-### 85 BOARD_BRAINWAVE_PRO
+#### 85 BOARD_BRAINWAVE_PRO
 Brainwave Pro (AT90USB1286)
 
-### 9 BOARD_GEN3_PLUS
+#### 9 BOARD_GEN3_PLUS
 Gen3+
 
-### 22 BOARD_GEN3_MONOLITHIC
+#### 22 BOARD_GEN3_MONOLITHIC
 Gen3 Monolithic Electronics
 
-### 70 BOARD_MEGATRONICS
+#### 70 BOARD_MEGATRONICS
 Megatronics
 
-### 701 BOARD_MEGATRONICS_2
+#### 701 BOARD_MEGATRONICS_2
 Megatronics v2.0
 
-### 702 BOARD_MEGATRONICS_1
+#### 702 BOARD_MEGATRONICS_1
 Minitronics v1.0
 
-### 703 BOARD_MEGATRONICS_3
+#### 703 BOARD_MEGATRONICS_3
 Megatronics v3.0
 
-### 90 BOARD_OMCA_A
+#### 90 BOARD_OMCA_A
 Alpha OMCA board
 
-### 91 BOARD_OMCA
+#### 91 BOARD_OMCA
 Final OMCA board
 
-### 301 BOARD_RAMBO
+#### 301 BOARD_RAMBO
 Rambo
 
-### 21 BOARD_ELEFU_3
+#### 21 BOARD_ELEFU_3
 Elefu Ra Board (v3)
 
-### 88 BOARD_5DPRINT
+#### 88 BOARD_5DPRINT
 5DPrint D8 Driver Board
 
-### 999 BOARD_LEAPFROG
+#### 999 BOARD_LEAPFROG
 Leapfrog
 
-### 41 BOARD_WITBOX
+#### 41 BOARD_WITBOX
 bq WITBOX
 
-### 42 BOARD_HEPHESTOS
+#### 42 BOARD_HEPHESTOS
 bq Prusa i3 Hephestos
 
-### 401 BOARD_BAM_DICE
+#### 401 BOARD_BAM_DICE
 2PrintBeta BAM&DICE with STK drivers
 
-### 402 BOARD_BAM_DICE_DUE
+#### 402 BOARD_BAM_DICE_DUE
 2PrintBeta BAM&DICE Due with STK drivers