Updated package script and readme.

* Includes build instructions for rpm package
* Provide better link for rpm package

README.md

@@ -23,8 +23,10 @@ $ sudo apt-get install cyber-mdbtools
 No repository for RPM distribution, but you can install from rpm file:
 
 ```bash
-$ wget https://rpm.cybercoder.site/rpm/cyber-mdbtools-0.8.1-2.x86_64.rpm
-$ rpm -i cyber-mdbtools-0.8.1-2.x86_64.rpm
+# Replace the <version> with the version number you wish to install. For list of versions see the releases on GitHub
+
+$ wget https://rpm.cybercoder.site/rpm/cyber-mdbtools-<version>-1.x86_64.rpm
+$ rpm -i cyber-mdbtools-<version>-1.x86_64.rpm 
 ```
 
 > The RPM package was created using `alient` from the DEB package, so it may or may not work on your linux distribution.

bin/package.sh

@@ -1,12 +1,43 @@
-#!/bin/bash -e
+#!/bin/bash -ex
 
-if [ -z "$1" ]; then
-    echo "Missing version"
+function usage(){
+    echo ""
+    echo "This script packages mdbtools into a .deb and .rpm packages"
+    echo ""
+    echo "Usage package.sh <version> [<release>]"
     echo ""
-    echo "Usage package.sh <version>"
+    echo "Arguments:"
+    echo "  <version> is the version to build"
+    echo "  <release> is the release number to build; optional (default 1)"
     echo ""
+}
+
+if [ -z "$1" ]; then
+    echo "ERROR: Missing version"
+    usage
     exit 1
 fi
 
-sudo checkinstall -y --pkgname=cyber-mdbtools --pkgversion=$1 --pkggroup=Tools --pkgsource=https://github.com/cyberemissary/mdbtools/archive/master.zip \
-[email protected] --provides=mdbtools
+if [ "--help" = "$1" ]; then
+    usage
+    exit 0
+fi
+
+PKG_VERSION=$1
+PKG_RELEASE=1
+
+if [ ! -z "$2" ]; then
+    PKG_RELEASE=$2
+fi
+
+sudo checkinstall -y --pkgname=cyber-mdbtools --pkgversion=${PKG_VERSION} --pkgrelease=${PKG_RELEASE} --pkggroup=Tools \
+--pkgsource=https://github.com/cyberemissary/mdbtools/archive/master.zip \
+[email protected] --provides=mdbtools
+
+# remove directory in case we are rebuilding the same version and we quite prematurely before
+rm -Rf cyber-mdbtools-${PKG_VERSION}
+sudo alien -r -g -v -k cyber-mdbtools_${PKG_VERSION}-${PKG_RELEASE}_amd64.deb
+
+cd cyber-mdbtools-${PKG_VERSION}
+sudo rpmbuild --buildroot $(pwd)/ --bb cyber-mdbtools-${PKG_VERSION}-${PKG_RELEASE}.spec
+cd