Rename src/ffts.h to src/ffts_internal.h to avoid conflicts with include/ffts.h
Follow the "one definition rule"
Merge commit 'b77da5c3a3342bbb9ddb2bfe75ea8633016ac2da'
Add forgotten "ffts.h" header
Merge commit '8d314a602dbc5f354ef9365e3789b6e8cc34b27b'
Add comments to SSE constants
Merge commit 'b3ff6d450356851f6760883bfd9f501fdcfefa61'
Added x64_sse_addps_reg_reg_size, x64_sse_mulps_reg_reg_size, x64_sse_subps_reg_reg_size, x64_sse_movhlps_reg_reg_size, x64_sse_movlhps_reg_reg_size and x64_sse_movaps_reg_reg_size
Merge commit '49c443ba7bc74893422e6f7cee9e569edfef1393'
Don't use long NOPs, instead add extra prefix to extend op codes to align branch targets
Merge commit 'd77be00aaadd7772b364c10bff41a38e0112f59d'