Added branch for parallel priority queue implementation.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pq@227 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Negated predicate. Works for simple test now.
Cosmetic improvements.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pq@231 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Avoid std::not2.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pq@233 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Started parallel external merge integration.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pq@237 4e380d45-d1fd-0310-85a7-d18ec86df0ad
New branch for pipelining.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/pipelining@437 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Implementation of pipelined transform with one and six inputs.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/pipelining@438 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Pipelined sorter not yet working.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/pipelining@439 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Refactoring, now stage is a wrapper.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/pipelining@440 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Pipelined stream sorting works somehow.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/pipelining@441 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Basic parallel pipelining working.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/pipelining@443 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Changed to parallel_pipelining.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pipelining@444 4e380d45-d1fd-0310-85a7-d18ec86df0ad
push_stage works.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pipelining@445 4e380d45-d1fd-0310-85a7-d18ec86df0ad
More consistent.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pipelining@446 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Doxygen compliance.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pipelining@447 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Generating extremely fast.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pipelining@448 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Started blocking.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pipelining@449 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Some redesign, very fast generation.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pipelining@450 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Some bug fixes.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pipelining@451 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Fixed dummy stage. Cosmetics.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pipelining@452 4e380d45-d1fd-0310-85a7-d18ec86df0ad
Blocked runs creator input streaming.

git-svn-id: svn://svn.code.sf.net/p/stxxl/code/branches/parallel_pipelining@453 4e380d45-d1fd-0310-85a7-d18ec86df0ad