Add missing #include <limits.h>.
authorUwe Hermann <uwe@hermann-uwe.de>
Thu, 24 Jan 2013 21:34:49 +0000 (22:34 +0100)
committerUwe Hermann <uwe@hermann-uwe.de>
Thu, 24 Jan 2013 21:35:23 +0000 (22:35 +0100)
The file ruler.cpp uses INT_MAX from <limits.h>, so add the #include line.
Without this, the build would fail on some systems (due to -Werror).


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