Changing func sigs for apsp*.
Merged specific changes from function-rename branch and disabled some wrappers from loading that will get moved into the legacy file.
Moved astar_wrappers.sql, dijkstra_wrappers.sql, and shooting_star_wrappers.sql into src/common/sql/pgrouting_legacy.sql
Merging function-rename-take2
Merge branch 'sew-devel-2_0' of github.com:pgRouting/pgrouting into sew-devel-2_0

Conflicts:
	src/apsp_johnson/doc/index.rst
	src/apsp_warshall/doc/index.rst