[Build] Remove fppversion.c during 'make clean'
(cherry picked from commit 57cac512adba9efcf21719b1eb1de25dd6f9dbab)
[UI] Fix another issue with files getting linefeeds added on download.
(cherry picked from commit 5ac82e01ea0bd64d72ae3c90d07b3397d482c712)
[Sequences] Allow both PSEQ and FSEQ for our sequence header file.
(cherry picked from commit 02246e1dc5adeddc1b04837eef6c62b61d85d422)