documentation: correct libganglia's slurpfile return if success
documentation: correct libganglia's slurpfile return if success

will return a positive (or zero) value that represents the number of
bytes read from the file into the buffer.


NoodlesNZ/monitor-core,lawrencewu/monitor-core,lawrencewu/monitor-core,torkelsson/monitor-core,hinesmr/monitor-core,NoodlesNZ/monitor-core,ganglia/monitor-core,phreakocious/monitor-core,sdgdsffdsfff/monitor-core,ganglia/monitor-core,torkelsson/monitor-core,fastly/monitor-core,torkelsson/monitor-core,NoodlesNZ/monitor-core,dmourati/monitor-core,lawrencewu/monitor-core,ganglia/monitor-core,mjzhou/monitor-core,sdgdsffdsfff/monitor-core,NoodlesNZ/monitor-core,torkelsson/monitor-core,hinesmr/monitor-core,ganglia/monitor-core,phreakocious/monitor-core,sdgdsffdsfff/monitor-core,mjzhou/monitor-core,fastly/monitor-core,ganglia/monitor-core,sdgdsffdsfff/monitor-core,lawrencewu/monitor-core,phreakocious/monitor-core,mjzhou/monitor-core,torkelsson/monitor-core,fastly/monitor-core,ganglia/monitor-core,hinesmr/monitor-core,hinesmr/monitor-core,NoodlesNZ/monitor-core,dmourati/monitor-core,phreakocious/monitor-core,lawrencewu/monitor-core,mjzhou/monitor-core,dmourati/monitor-core,hinesmr/monitor-core,lawrencewu/monitor-core,mjzhou/monitor-core,sdgdsffdsfff/monitor-core,sdgdsffdsfff/monitor-core,dmourati/monitor-core,fastly/monitor-core,NoodlesNZ/monitor-core,fastly/monitor-core,ganglia/monitor-core,NoodlesNZ/monitor-core,mjzhou/monitor-core,phreakocious/monitor-core,dmourati/monitor-core,fastly/monitor-core,fastly/monitor-core,phreakocious/monitor-core,torkelsson/monitor-core,lawrencewu/monitor-core,mjzhou/monitor-core,dmourati/monitor-core,torkelsson/monitor-core,ganglia/monitor-core,phreakocious/monitor-core,sdgdsffdsfff/monitor-core