BitPumpJPEG: peekBitsNoFill(): don't load uint32 from misaligned addresses.
BitPumpJPEG: peekBitsNoFill(): don't load uint32 from misaligned addresses.

When loading CR2:

/home/lebedevri/darktable/src/external/rawspeed/RawSpeed/BitPumpJPEG.h:53:51:
runtime error: load of misaligned address 0x557522ca95aa for type
'uint32', which requires 4 byte alignment
0x557522ca95aa: note: pointer points here
 87 7c  fc cb 1d ff 00 00 00 00  2a ef 62 01 60 00 00 00  0d 00 00 00 00
00 00 00  e2 22 22 22 22 22
              ^
/home/lebedevri/darktable/src/external/rawspeed/RawSpeed/BitPumpJPEG.h:53:51:
runtime error: load of misaligned address 0x557522ca95a9 for type
'uint32', which requires 4 byte alignment
0x557522ca95a9: note: pointer points here
 bc 87 7c  fc cb 1d ff 00 00 00 00  2a ef 62 01 57 00 00 00  0d 00 00 00
00 00 00 00  e2 22 22 22 22
              ^

anarsoul/rawspeed,LebedevRI/rawspeed,klauspost/rawspeed,LebedevRI/rawspeed,anarsoul/rawspeed,darktable-org/rawspeed,darktable-org/rawspeed,darktable-org/rawspeed,LebedevRI/rawspeed,klauspost/rawspeed,darktable-org/rawspeed,anarsoul/rawspeed,LebedevRI/rawspeed,LebedevRI/rawspeed,darktable-org/rawspeed