Issue #151: Changed markdowns to have actual number to prevent them breaking when the lists include codefences.

docs/INSTALLATION.md

    ```batchfile
    C:\Windows\system32> @powershell -NoProfile -ExecutionPolicy unrestricted -Command "iex ((new-object net.webclient).DownloadString('https://chocolatey.org/install.ps1'))" && SET PATH=%PATH%;%ALLUSERSPROFILE%\chocolatey\bin
    ```
--  Install the JDK:
+2.  Install the JDK:
 
    ```batchfile
    C:\Windows\system32> choco install jdk8
    C:\Windows\system32> refreshenv
    ...
    ```
--  Install Gradle:
+3.  Install Gradle:
 
    ```batchfile
    C:\Windows\system32>choco install gradle
    ```sh
    $ /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
    ```
-- Tap the [Homebrew Cask](https://caskroom.github.io/) — this allows us to install pre-built binaries like the JDK.
+2. Tap the [Homebrew Cask](https://caskroom.github.io/) — this allows us to install pre-built binaries like the JDK.
 
    ```
    $ brew tap caskroom/cask
    ```
--  Install the JDK:
+3.  Install the JDK:
 
    ```
    $ brew cask install java
    ```
--  Install Gradle:
+4.  Install Gradle:
 
    ```
    $ brew install gradle
    $ sudo apt-get update
    $ sudo apt-get install oracle-java8-installer
    ```
--  Install Gradle:
+2. Install Gradle:
 
    ```sh
    $ sudo add-apt-repository ppa:cwchien/gradle
    ```sh
    $ sudo dnf install java-1.8.0-openjdk-devel
    ```
--  Install Gradle:
+2. Install Gradle:
 
    ```sh
    $ sudo dnf install gradle
 1. Install the JDK:
    1. Download "**Java Platform (JDK)**" from [Oracle OTN](http://www.oracle.com/technetwork/java/javase/downloads/index.html).
    -  Run the installer, using all the defaults.
--  Install Gradle:
+2. Install Gradle:
    - Download "**Binary only distribution**" from the [Gradle download page](https://gradle.org/gradle-download/).
    - Unzip the archive.  We recommend a place like `C:\Users\JohnDoe\Tools`.
    - Add a new system environment variable named `GRADLE_HOME` and set it to the path you just created (e.g. `C:\Users\JohnDoe\Tools\gradle-x.y`).
 
 1. Install the JDK:
    1. Download "**Java Platform (JDK)**" from [Oracle OTN](http://www.oracle.com/technetwork/java/javase/downloads/index.html).
-   -  Run the installer, using all the defaults.
--  Install Gradle:
-   - Download "**Binary only distribution**" from the [Gradle download page](https://gradle.org/gradle-download/).
-   -  Unpack Gradle:
+   2. Run the installer, using all the defaults.
+2. Install Gradle:
+   1. Download "**Binary only distribution**" from the [Gradle download page](https://gradle.org/gradle-download/).
+   2. Unpack Gradle:
 
       ```sh
       $ mkdir ~/tools
       $ unzip ~/Downloads/gradle-*-bin.zip
       $ cd gradle*
       ```
-   -  Configure Gradle and add it to the path:
+   3. Configure Gradle and add it to the path:
 
       ```sh
       $ cat << DONE >> ~/.bashrc
 
 1. Install the JDK:
    1. Download "**Java Platform (JDK)**" from [Oracle OTN](http://www.oracle.com/technetwork/java/javase/downloads/index.html).
-   -  Run the installer, using all the defaults.
--  Install Gradle:
-   - Download "**Binary only distribution**" from the [Gradle download page](https://gradle.org/gradle-download/).
-   -  Unpack Gradle:
+   2. Run the installer, using all the defaults.
+2. Install Gradle:
+   1. Download "**Binary only distribution**" from the [Gradle download page](https://gradle.org/gradle-download/).
+   2. Unpack Gradle:
 
       ```sh
       $ mkdir ~/tools
       $ unzip ~/Downloads/gradle-*-bin.zip
       $ cd gradle*
       ```
-   -  Configure Gradle and add it to the path:
+   3. Configure Gradle and add it to the path:
 
       ```sh
       $ cat << DONE >> ~/.bashrc

docs/TESTS.md

 # Windows
 
 1. Open a Command Prompt.
--  Get the first exercise:
+2. Get the first exercise:
 
    ```batchfile
    C:\Users\JohnDoe>exercism fetch java
    unchanged: 0, updated: 0, new: 1
    
    ```
--  Change directory into the exercism:
+3. Change directory into the exercism:
 
    ```batchfile
    C:\Users\JohnDoe>cd C:\Users\JohnDoe\exercism\java\hello-world
    ```
    
--  Run the tests:
+4. Run the tests:
 
    ```batchfile
    C:\Users\JohnDoe>gradle test
    ```
    *(Don't worry about the tests failing, at first, this is how you begin each exercise.)*
-- Solve the exercise.  Find and work through the `GETTING_STARTED.md` guide ([view on GitHub](https://github.com/exercism/xjava/blob/master/exercises/hello-world/GETTING_STARTED.md)).
+5. Solve the exercise.  Find and work through the `GETTING_STARTED.md` guide ([view on GitHub](https://github.com/exercism/xjava/blob/master/exercises/hello-world/GETTING_STARTED.md)).
 
 
 Good luck!  Have fun!
    unchanged: 0, updated: 0, new: 1
 
   ```
-- Change directory into the exercise:
+2. Change directory into the exercise:
 
    ```
    $ cd /Users/johndoe/exercism/java/hello-world
    ```
-- Run the tests:
+3. Run the tests:
 
   ```
   $ gradle test
   ```
    *(Don't worry about the tests failing, at first, this is how you begin each exercise.)*
-- Solve the exercise.  Find and work through the `GETTING_STARTED.md` guide ([view on GitHub](https://github.com/exercism/xjava/blob/master/exercises/hello-world/GETTING_STARTED.md)).
+4. Solve the exercise.  Find and work through the `GETTING_STARTED.md` guide ([view on GitHub](https://github.com/exercism/xjava/blob/master/exercises/hello-world/GETTING_STARTED.md)).
 
 Good luck!  Have fun!
 
    unchanged: 0, updated: 0, new: 1
 
   ```
-- Change directory into the exercise:
+2. Change directory into the exercise:
 
    ```
    $ cd /home/johndoe/exercism/java/hello-world
    ```
-- Run the tests:
+3. Run the tests:
 
   ```
   $ gradle test
   ```
    *(Don't worry about the tests failing, at first, this is how you begin each exercise.)*
-- Solve the exercise.  Find and work through the `GETTING_STARTED.md` guide ([view on GitHub](https://github.com/exercism/xjava/blob/master/exercises/hello-world/GETTING_STARTED.md)).
+4. Solve the exercise.  Find and work through the `GETTING_STARTED.md` guide ([view on GitHub](https://github.com/exercism/xjava/blob/master/exercises/hello-world/GETTING_STARTED.md)).
 
 Good luck!  Have fun!