Bump version to 7.2.2 and points to expected hotfix branches

appveyor.yml

@@ -1,5 +1,5 @@
 environment:
-  app_version: '7.3.0'
+  app_version: '7.2.2'
 
 version: '%app_version%.{build}'
 

rakefile.rb

@@ -29,11 +29,11 @@
   VARIABLES[:ProductVersion] =  @product_version
   VARIABLES[:ProductFullVersion] =  @product_full_version
 
-  MSI[:pksim] = create_package('pk-sim', 'PK-Sim')
-  MSI[:mobi] = create_package('mobi', 'MoBi')
-  MSI[:matlab] = create_package('matlab-toolbox', 'Matlab-Toolbox')
-  MSI[:r] = create_package('r-toolbox', 'R-Toolbox')
-  MSI[:validator] = create_package('installationvalidator', 'InstallationValidator')
+  MSI[:pksim] = create_package('pk-sim', 'PK-Sim', branch: 'hotfix/7.2.2')
+  MSI[:mobi] = create_package('mobi', 'MoBi', branch: 'hotfix/7.2.2')
+  MSI[:matlab] = create_package('matlab-toolbox', 'Matlab-Toolbox', uri: 'https://ci.appveyor.com/api/buildjobs/gk8wjvf5jmi9tsc1/artifacts/setup.zip')
+  MSI[:r] = create_package('r-toolbox', 'R-Toolbox', uri: 'https://ci.appveyor.com/api/buildjobs/efv1kw037tv3sfyj/artifacts/setup.zip')
+  MSI[:validator] = create_package('installationvalidator', 'InstallationValidator', branch: 'hotfix/7.2.2')
 
   Rake::Task['downlad_all_packages'].invoke
 
@@ -51,7 +51,7 @@ def create_versions_file
   end
 end
 
-def create_package(appveyor_project_name,  git_repository, artifact_name: 'setup.zip', version: @product_version, branch: @branch_name)
+def create_package(appveyor_project_name,  git_repository, artifact_name: 'setup.zip', version: @product_version, branch: @branch_name, uri:nil)
   compressed = artifact_name.include? '.zip'
   git_repo = git_repository || appveyor_project_name
 
@@ -61,7 +61,8 @@ def create_package(appveyor_project_name,  git_repository, artifact_name: 'setup
     branch: branch,
     compressed: compressed,
     git_repository: git_repo,
-    version: version
+    version: version,
+    uri:uri
   } 
 end
 
@@ -120,6 +121,9 @@ def prepare_msi(msi)
 def download(package)
   file_name = package[:artifact_name]
   uri = "https://ci.appveyor.com/api/projects/#{APPVEYOR_ACCOUNT_NAME}/#{package[:appveyor_project_name]}/artifacts/#{file_name}?branch=#{package[:branch]}"
+
+  #Path of package is predefined. This is typically the case for a hotfix when some packages should be fixed
+  uri = package[:uri] if package[:uri]
   download_file package[:appveyor_project_name], file_name, uri
 end