bugfix: the user specified ./configure's --with-cc-opt and --with-ld-… …opt might override the LUAJIT_INC/LUAJIT_LIB and LUA_INC/LUA_LIB environment settings. thanks Julian Gonggrijp for the report in openresty/openresty#117.

bugfix: we might miss the linker option -ldl when we shouldn't. 

bugfix: we might miss the linker option -ldl when we shouldn't. 

bugfix: access nonexistent fields in the "ngx" table in init_by_lua* … …could lead to the exception "no request object found" because of the overreacting __index metamethod of the "ngx" table.

more coding style fixes. 

doc: bumped version to 0.9.15; also stated that we work with nginx 1.… …7.10.

updated the copyright years. 

doc: bumped version to 0.9.13 and also claimed the compatibility with… … nginx cores up to 1.7.7.

tests: suppressed a warning from the test scaffold for a timer test c… …ase.

doc: bumped version to 0.9.12.