Automatic release of 2.0.0

[ci skip]

Automatic release of 1.0.0

[ci skip]

Automatic tag generation for travis build no. 152

Automatic tag generation for travis build no. 149

Automatic tag generation for travis build no. 127

Automatic tag generation for travis build no. 125

Automatic tag generation for travis build no. 118

Automatic tag generation for travis build no. 112

Automatic tag generation for travis build no. 110

Automatic tag generation for travis build no. 98