Zabbix

..F....... [ZBX-16326] fixed displaying of first and last data points on the graphs

* commit '4def5673bf7d8736ad5f7bc2fe374561ce3ed4eb':
  ..F....... [ZBX-16326] fixed evaluating of the last value in the graph legend
  ..F....... [ZBX-16326] made Elasticsearch aggregation formula identical to SQL
  ..F....... [ZBX-16326] fixed positioning of data points on SVG graphs
  ..F....... [ZBX-16326] undid changes in two previous commits
  ..F....... [ZBX-16326] minor simplifying of the aggregation formula
  ..F....... [ZBX-16326] minor simplifying of the aggregation formula
  .D........ [ZBX-16326] added ChangeLog entry
  ..F....... [ZBX-16326] fixed incorrect moving of the last data point to the first place with elasticsearch
  ..F....... [ZBX-16326] fixed displayint of last data point on the classic graph
  ..F....... [ZBX-16326] fixed location of the data points on the grid for classic graphs
  ..F....... [ZBX-16326] removed unused arguments in function drawElement()
  ..F....... [ZBX-16326] removed unused variable
  ..F....... [ZBX-16326] fixed incorrect moving of the last data point to the first place
  ..F....... [ZBX-16326] fixed displaying of first data point on the classic graph
  ..F....... [ZBX-16326] fixed PHP runtime error in classic graphs with a short time period