Merge branch 'master' of ssh://git.indexdata.com/home/git/pub/metaproxy

diff --cc src/Makefile.am
index 8e3bbeb,d0ffacc..08aa695
--- 1/src/Makefile.am
--- 2/src/Makefile.am
+++ b/src/Makefile.am
@@@ -28,9 -25,9 +28,10 @@@ filter_src = 
        filter_log.cpp filter_log.hpp \
        filter_multi.cpp filter_multi.hpp \
        filter_query_rewrite.cpp filter_query_rewrite.hpp \
+       filter_present_chunk.cpp filter_present_chunk.hpp \
        filter_record_transform.cpp filter_record_transform.hpp \
        filter_session_shared.cpp filter_session_shared.hpp \
 +      filter_sd_remove.cpp filter_sd_remove.hpp \
        filter_sort.cpp filter_sort.hpp \
          filter_sru_to_z3950.cpp  filter_sru_to_z3950.hpp \
        filter_template.cpp filter_template.hpp \