removed usage of -1 as a default value for some measurements#651

Merged

littleaj merged 5 commits intomasterfrom littleaj/remove_negative_cpu

Apr 28, 2018

+165-161

Commits on Apr 24, 2018

removed usage of -1 as a default value for measurements. This just causes confusion when seen in the cloud. If you can't measure something, don't report it as some garbage value
littleaj
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Commits on Apr 25, 2018

fix log message; instead of waiting for N counters, just wait for each kind individually
littleaj
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added support to delay before calling TargetUri. cleaned up test code
littleaj
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Commits on Apr 26, 2018

ping
littleaj
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Commits on Apr 27, 2018

Merge branch 'master' into littleaj/remove_negative_cpu
littleaj
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