Merge branch 'tl/pack-bitmap-error-messages'

Tweak various messages that come from the pack-bitmap codepaths. * tl/pack-bitmap-error-messages: pack-bitmap.c: continue looping when first MIDX bitmap is found pack-bitmap.c: using error() instead of silently returning -1 pack-bitmap.c: do not ignore error when opening a bitmap file pack-bitmap.c: rename "idx_name" to "bitmap_name" pack-bitmap.c: mark more strings for translations pack-bitmap.c: fix formatting of error messages