DWDS/Dialing Concordance Code

+ json string fixes
+ fixed count(... #within file) for non-trivial queries

+ updated ddc_proto.pod for new 'hostaddr'/'hostname' split

+ renamed 'host'->'hostaddr' for LeafServer

+ server status responses: added 'hostname', renamed 'host'->'hostaddr'

* size_t vs DWORD tweaks for 64-bit systems (kaskade)

+ fixed size_t remapping in QCount.cpp

v2.0.35: fixed bug in optimized count(*) evaluation producing garbage and sometimes segfaults
whenever ix->GetSourceFilesCount() was greater than ix->GetCorpusFilesCount();
in particular whenever empty source-files were dropped during the indexing stage (e.g. kern)
+ upgraded count datatype to size_t in BranchServer.(h|cpp) : avoid integer overflow

* updated docs for v2.0.34

* updated docs for v2.0.34

+ optimized evaluation of count(*) queries using only file-based filters (no #left,#right,#mid, or #size)