Fix md formatting

README.md

 # sgxwallet: SKALE SGX-based hardware crypto wallet
 
+<!-- SPDX-License-Identifier: (AGPL-3.0-only OR CC-BY-4.0) -->
+
 [![Discord](https://img.shields.io/discord/534485763354787851.svg)](https://discord.gg/vvUtWJB)
 
 ## Intro

docs/building.md

 # Building SGX wallet from source
 
+<!-- SPDX-License-Identifier: (AGPL-3.0-only OR CC-BY-4.0) -->
+
 ## Clone this repository and its submodules
 
 `git clone --recurse-submodules  https://github.com/skalenetwork/sgxwallet.git`
@@ -10,8 +12,6 @@
 cd scripts; sudo ./install_packages.sh; cd ..
 ```
 
-
-
 ## Build dependencies
 
 Dependencies only need to be built once.
@@ -19,7 +19,8 @@ Dependencies only need to be built once.
 ```bash
 cd scripts; ./build_deps.py; cd ..
 ```
-## Set SGX environment variables 
+
+## Set SGX environment variables
 
 ```bash
 source sgx-sdk-build/sgxsdk/environment
@@ -47,7 +48,6 @@ make
 
 The base container includes software common to hardware mode and simulation mode.
 
-
 ```bash
 sudo docker build -t sgxwallet_base .
 
@@ -66,7 +66,6 @@ sudo docker build -t sgxwalletsim -f ./DockerfileSimulation .
 sudo docker build -t sgxwallet -f ./Dockerfile .
 ```
 
-
 ## Adding new source files
 
 Note that `configure, Makefile` and `Makefile.in` files are created by `automake` tools on the fly.  

docs/developer_guide.md

@@ -9,7 +9,6 @@
 -   [Contributing source code](../.github/CONTRIBUTING.md)
 -   [Security Bug Reporting](../SECURITY.md)
 
-
 ## Community
 
 -   [SKALE Discord](http://skale.chat)

docs/enabling-sgx.md

 # Enabling SGX
 
-
 <!-- SPDX-License-Identifier: (AGPL-3.0-only OR CC-BY-4.0) -->
 
 ### Verify Intel SGX is enabled in BIOS
@@ -11,10 +10,11 @@ The BIOS key varies by manufacturer and could be F10, F2, F12, F1, DEL, or ESC.
 Usually Intel SGX is disabled by default.
 
 To enable:
- * find the Intel SGX feature in BIOS Menu
-(it is usually under the "Advanced" or "Security" menu)
- * Set SGX in BIOS as `enabled` (preferrably) or `software-controlled`.
- * save your BIOS settings and exit BIOS.
+
+-   find the Intel SGX feature in BIOS Menu
+    (it is usually under the "Advanced" or "Security" menu)
+-   Set SGX in BIOS as `enabled` (preferably) or `software-controlled`.
+-   save your BIOS settings and exit BIOS.
 
 ## Enable "software-controlled" SGX
 
@@ -42,7 +42,6 @@ Install make and gcc if you do not have it
 apt-get install  build-essential
 ```
 
-
 Run the following command:
 
 ```bash
@@ -57,14 +56,13 @@ If you do not see the `isgx` device, you need to troubleshoot your driver instal
 
 If driver installation fails, you can also try installing driver from the 
 Intel github repository. Do 
- 
-```bash 
+
+```bash
 git clone https://github.com/intel/linux-sgx-driver
 ```
 
 And then follow instructions in README.md
 
-
 # Troubleshooting Installation
 
 -   If the message  `intel_sgx: SGX is not enabled` appears in `/var/log/syslog`

docs/prerequisites.md

@@ -7,7 +7,6 @@ software components. These must be installed and configured before
 running sgxwallet.
 This document describes how to install and configure these required components.
 
-
 ## Recommended host system
 
 sgxwallet should be ran on Ubuntu 18.04. Sgxwallet has been tested on Ubuntu 18.04.
@@ -16,8 +15,7 @@ Sgxwallet may run on other Linux distributions,
 but the installation process is likely to be more complicated, 
 and the use of other distributions is not supported by their respective communities at this time.
 
-
-### Install Docker engine ngine:
+### Install Docker engine:
 
 Docker engine is pre-installed on Ubuntu 18.04.  You can re-install it as 
 described below
@@ -38,8 +36,7 @@ To verify a correct installation, run `docker-compose version`
 
 For details on Docker installation, see <https://docs.docker.com/engine/installation/linux/ubuntu> and <https://docs.docker.com/compose/install/#install-compose>
 
-
-###  Verify thatyour machine supports SGX
+### Verify that your machine supports SGX
 
 Install cpuid and libelf-dev packages:
 
@@ -53,10 +50,4 @@ Verify your processor supports Intel SGX with:
 cpuid | grep SGX:
 ```
 
-The printout shoud read  `SGX: Software Guard Extensions supported = true`
-
-
-
-
-
-
+The printout should read  `SGX: Software Guard Extensions supported = true`

docs/run_in_hardware_mode.md

@@ -54,7 +54,6 @@ Note: sgxwallet operates on network ports 1026 (https) and 1027 (http for initia
 If you have a firewall on your network, please make sure these ports are open so clients are able to
 connect to the server. 
 
-
 ## Logging
 
 By default, sgxwallet will log into default Docker logs, which are rotated into four files 10M each.