Fix #62

Add install file.

INSTALL.md

@@ -0,0 +1,63 @@
+Installation guide:
+===================
+
+Install from a release
+----------------------
+
+Check dependencies and configure build system:
+
+    ./configure
+
+Build Rofi:
+
+    make
+
+The actual install, execute as root (if needed):
+
+    make install
+
+
+
+Install a checkout from git
+---------------------------
+
+Generate build system:
+
+    autoreconf -i
+
+Create a build directory:
+
+    mkdir build
+
+Check dependencies and configure build system:
+
+   ../configure
+
+Build rofi:
+
+    make
+
+The actual install, execute as root (if needed):
+
+    make install
+
+
+Options for configure
+---------------------
+
+When you run the configure step there are several you can configure. (To see the full list type
+`./configure --help` ).
+
+The most useful one to set the installation prefix:
+
+    ./configure --prefix=<installation path>
+
+f.e.
+
+    ./configure --prefix=/usr/
+
+or to install locally:
+
+    ./configure --prefix=${HOME}/.local/
+
+

Makefile.am

@@ -65,7 +65,8 @@ README.html: README.md
 EXTRA_DIST=\
     $(man1_MANS)\
     $(markdown_FILES)\
-    $(markdown_SC_FILES)
+    $(markdown_SC_FILES)\
+    INSTALL.md
 
 ##
 # Indent