Update package version to 2.7.3

source.sh

@@ -2,16 +2,6 @@
 # BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
 # BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT
 
-DOWNLOAD="https://github.com/libexpat/libexpat/releases/download/R_${BPM_PKG_VERSION//./_}/expat-${BPM_PKG_VERSION}.tar.gz"
-FILENAME="${DOWNLOAD##*/}"
-
-# The prepare function is executed in the root of the temp directory
-# This function is used for downloading files and putting them into the correct location
-prepare() {
-  wget "$DOWNLOAD"
-  tar -xvf "$FILENAME" --strip-components=1 -C "$BPM_SOURCE"
-}
-
 # The build function is executed in the source directory
 # This function is used to compile the source code
 build() {
@@ -31,7 +21,10 @@ check() {
 # This function is used to move the compiled files into the output directory
 package() {
   make DESTDIR="$BPM_OUTPUT" install
+
+  # Install documentation
   install -v -m644 doc/*.{html,css} "$BPM_OUTPUT"/usr/share/doc/expat
 
+  # Install package license
   install -Dm644 COPYING "$BPM_OUTPUT"/usr/share/licenses/expat/COPYING
 }