v2.6.9

The changelist is listed below:

📄️ GitHub issues list overview:

#1749 NullPointerException while executing PointValueAPI
#1788 Added configuration in runtime for aggregation
#1817 Mail Event Topic and Footer fix
#1825 Problem medium priority threads after script error
#1831 Vue.js Range Chart removed blank space between refresh and time settings.
#1832 Vue.js Range Chart added loading icon while waiting for data.
#1834 Vue.js Range Chart rendering bugfix.
#1836 Vue.js System Settings bug with missing save button.
#1835 Bug on Graphical Views related to updating X,Y position value.
#1844 Script button styles fix
#1841 Migration to Gradle instead of Ant.