Merge pull request #26 from jichu4n/jichu4n-patch-1

Add installation instructions to README.

README

@@ -1,5 +1,5 @@
 JFBView
-=====
+=======
 
 JFBView is a PDF and image viewer for the Linux framebuffer. It is very fast and
 has a number of advanced and unique features including:
@@ -16,6 +16,35 @@ The home page of JFBView is at https://github.com/jichu4n/jfbview.
 Please refer to the home page for more information, including installation
 instructions and usage.
 
+INSTALLATION
+------------
+
+Arch Linux:
+  * Install package `jfbview` from the AUR, e.g.
+    ```
+      yay -S jfbview
+    ```
+  * Source: https://aur.archlinux.org/packages/jfbview
+
+Debian / Ubuntu:
+  * Install dependencies:
+    ```
+    sudo apt-get install \
+      libssl-dev \
+      libopenjp2-7-dev \
+      libjbig2dec-dev \
+      libharfbuzz-dev \
+      libncurses5-dev \
+      libimlib2-dev \
+      libmupdf-dev
+    ```
+  * Clone this repo and build:
+    ```
+    git clone https://github.com/jichu4n/jfbview.git
+    cd jfbview
+    make
+    ```
+
 BUILDING
 --------