Bumped version number to 0.13-dev
Bumped version number to 0.13-dev

finetjul/oce,Tridify/oce,tpaviot/oce,BenoitPerrot/oce,Tridify/oce,EvgeneOskin/oce,BenoitPerrot/oce,heartvalve/oce,tpaviot/oce,mathstuf/oce,Tridify/oce,mathstuf/oce,BenoitPerrot/oce,BenoitPerrot/oce,heartvalve/oce,heartvalve/oce,mathstuf/oce,tpaviot/oce,finetjul/oce,finetjul/oce,mathstuf/oce,EvgeneOskin/oce,heartvalve/oce,Tech-XCorp/oce,Tech-XCorp/oce,EvgeneOskin/oce,Tech-XCorp/oce,BenoitPerrot/oce,tpaviot/oce,mathstuf/oce,EvgeneOskin/oce,Tech-XCorp/oce,heartvalve/oce,finetjul/oce,Tech-XCorp/oce,finetjul/oce,EvgeneOskin/oce,Tridify/oce,Tridify/oce,tpaviot/oce