pytorch-optimizer v0.0.1a15

Changes

279d420 Bump sphinx from 3.1.2 to 3.2.0
e345295 Fix warnings in sgdw (#168)
077c72d Fix warnings in qhm (#167)
b6d87b2 Fix warning in radam (#166)
03ee2a4 Fix warning in novograd optimizer. (#165)
19026f5 Resolve warnings in pid optimizer (#164)
92ac42e Fix warnings in lamb optimizer (#163)
0df1686 Fix pytorch 1.6.0 compatibility (#162)
6a74cee Reformat code and sort imports (#160)
33a8bbe Add aggmo to the readme (#159)
b4cc233 Bump pytest from 6.0.0 to 6.0.1
a48e955 More robust setup.py and bump numpy version (#157)
a2749e2 Bump torchvision from 0.6.1 to 0.7.0
b20d9b3 Bump pytest from 5.4.3 to 6.0.0
a545011 Add aggmo optimizer (#153)
1552465 Bump matplotlib from 3.2.2 to 3.3.0
72d4e35 Bump dev version