Update issue and PR templates
Exclude template files from RAT check
<!-- default configuration -->
<configuration>
<excludes combine.children="append">
+ <!-- These configuration files cannot bear a license header -->
+ <exclude>.github/**/*</exclude>
<exclude>src/main/bin_distr_license_notices/NOTICE-without-jackson</exclude>
<exclude>src/main/eclipse/org.eclipse.jdt.core.prefs</exclude>
<exclude>src/main/eclipse/org.eclipse.jdt.ui.prefs</exclude>
