fix small bug

release twins svt

for PiT, project to increased dimensions on first grouped conv for de…

…pthwise-conv

add zeroing of weight parameters of batchnorm in levit just before re…

…sidual connection, noticed by @EelcoHoogendoorn

fix norm issues in cvt

fix cvt

fix all issues with rotary vision transformer

offer a way to turn off ds conv in rotary vision transformer for abla…

…tion

add ability to turn off rotary, for ablation

fix pooling bugs across a few new archs