Mask mode: Drop redundant code, fix max_add_len for truncated
hybrid masks.
mask-mode: update mask_tot_cand in truncate_mask()
MDC2 format: Fix build error. And indentation style..
base64_convert: Enhancments and bug fixes. Added flags to contol processing
base64_convert: missed flag
base64_convert: missed changes to opencl
Mask mode -max-len fixes. See #837
Mask mode: Warn if mask is shorter than supplied -max-length
parameter. See #837 for discussion.
Add base64conv to .gitignore
oracle: fix crash on garbage file
scrypt: fix #852