Module 1.1 version release

This release contains the below indicators.
System indicator: Used memory
Application indicators: Logged in users, Encounters create per hour
Module repo: https://modules.openmrs.org/#/show/162/system-performance-and-utilization-module

This is the first public release v1.0.0 of systemmetrics module

The 1.0.0 version of System metrics and Performance module contains the memory usage data and statistics for the OpenMRS installation.