v0.2.6

Merge pull request #755 from mathLab/new-v

Bump version from 0.2.5 to 0.2.6

v0.2.5.post2512

Monthly version 0.2.5.post2512

v0.2.3.post2510

Monthly version 0.2.3.post2510

v0.2.3

Version 0.2.3

v0.2.2.post2508

Monthly version 0.2.2.post2508

v0.2.2.post2507

Monthly version 0.2.2.post2507

v0.2.2

Version 0.2.2

v0.2.1.post2506

Monthly version 0.2.1.post2506

v0.2.1.post250505

version 0.2.1.post250505

v0.2.1.dev2505

Dev version 0.2.1.dev2505