Move comment about networking

Statically link CRT for Windows binaries

Fix network stalling at swap buffers sync, use MIN

Change version

Bug fixes for client pointers, server

* SGL_RUN_WITH_LOW_PRIORITY is now false by default
* fixed allocations above 4 GiB, writes uint64_t to registers
* added pb_memcpy_unaligned for unaligned writes
* added pb_realign to realign push buffer
* fixed totals for 3.2, 3.3 in README

Add GL 4.5, bump up to 4.6

* added several new glimpl_* functions to reduce repetitiveness
* fixed glTexImage1D incorrectly pushing SGL_CMD_TEXIMAGE3D
* fixed glTexImage2/3DMultisample incorrectly pushing SGL_CMD_TEXIMAGE
* fixed grammar in README

Specify digit instead of just integer

Use `select` for Winsock, fix CMakeLists

Update compile instructions to be readable

Fix build instructions