Bump archiver

rootfs/Dockerfile

@@ -119,8 +119,8 @@ RUN pip install -e git+${GIT_URL}@${GIT_BRANCH}#egg=ckan && \
     pip install -e git+https://github.com/ckan/[email protected]#egg=ckanext-harvest && \
     pip install -r https://raw.githubusercontent.com/ckan/ckanext-harvest/v1.0.0/pip-requirements.txt && \
     pip install -e git+http://github.com/datagovuk/ckanext-report.git#egg=ckanext-report && \
-    pip install --no-cache-dir -e git+https://github.com/ViderumGlobal/[email protected].4-ckan-2.7#egg=ckanext-archiver && \
-    pip install --no-cache-dir -r https://raw.githubusercontent.com/ViderumGlobal/ckanext-archiver/v1.0.4-ckan-2.7/requirements.txt && \
+    pip install --no-cache-dir -e git+https://github.com/ViderumGlobal/[email protected].6-ckan-2.7#egg=ckanext-archiver && \
+    pip install --no-cache-dir -r https://raw.githubusercontent.com/ViderumGlobal/ckanext-archiver/v1.0.6-ckan-2.7/requirements.txt && \
     # Create and update CKAN config
     paster --plugin=ckan make-config ckan ${APP_DIR}/production.ini && \
     paster --plugin=ckan config-tool ${APP_DIR}/production.ini "ckan.plugins = ${CKAN__PLUGINS}"