make it build with ARCHIVE_SUPPORT
cleanup
Include stdlib.h for malloc

malloc.h is deprecated and unportable
Include stdlib.h for getenv()
Include stdio.h for FILE
Include sys/types.h for u_int32_t
Merge pull request #47 from AMDmi3/patch-1

Include stdlib.h for malloc
Merge pull request #48 from AMDmi3/patch-2

Include stdio.h for FILE
Merge pull request #49 from AMDmi3/patch-3

Include stdlib.h for getenv()
Merge pull request #50 from AMDmi3/u_int32_t

Include sys/types.h for u_int32_t
implement/fix #51
fix crosscompile
workaround CVE-2013-0249 (disable all protocols expect http/https)
reduce ammount of compiled files & add wrapper for initializing curl
fix path escape
fix CMAKE_C_FLAGS
oops, c&p typo
reduce log messages
ooops, correctly set timeout value
force pr-downloader.exe to be a console app