Merge branch '17.2.x' into bpachilova/fix-col-group-hidden-initially-17.2.x

Author: ddaribo

azure-pipelines.yml

@@ -10,17 +10,11 @@
     "e2e": "ng e2e",
     "test:lib": "ng test igniteui-angular --watch=false --no-progress --code-coverage",
     "test:lib:perf": "ng test igniteui-angular --watch=false --no-progress --karma-config=./projects/igniteui-angular/karma.test-perf.conf.js",
-    "test:lib:azure": "ng test igniteui-angular --watch=false --no-progress --code-coverage --source-map=false --karma-config=./projects/igniteui-angular/karma.azure.conf.js",
     "test:lib:grid": "ng test igniteui-angular --watch=false --no-progress --code-coverage --karma-config=./projects/igniteui-angular/karma.grid.conf.js",
     "test:lib:tgrid": "ng test igniteui-angular --watch=false --no-progress --code-coverage --karma-config=./projects/igniteui-angular/karma.tree-grid.conf.js",
     "test:lib:hgrid": "ng test igniteui-angular --watch=false --no-progress --code-coverage --karma-config=./projects/igniteui-angular/karma.hierarchical-grid.conf.js",
     "test:lib:pgrid": "ng test igniteui-angular --watch=false --no-progress --code-coverage --karma-config=./projects/igniteui-angular/karma.pivot-grid.conf.js",
     "test:lib:others": "ng test igniteui-angular --watch=false --no-progress --code-coverage --karma-config=./projects/igniteui-angular/karma.non-grid.conf.js",
-    "test:lib:azure:grid": "ng test igniteui-angular --watch=false --no-progress --karma-config=./projects/igniteui-angular/karma.azure.grid.conf.js",
-    "test:lib:azure:tgrid": "ng test igniteui-angular --watch=false --no-progress --karma-config=./projects/igniteui-angular/karma.azure.tree-grid.conf.js",
-    "test:lib:azure:hgrid": "ng test igniteui-angular --watch=false --no-progress --karma-config=./projects/igniteui-angular/karma.azure.hierarchical-grid.conf.js",
-    "test:lib:azure:pgrid": "ng test igniteui-angular --watch=false --no-progress --karma-config=./projects/igniteui-angular/karma.azure.pivot-grid.conf.js",
-    "test:lib:azure:others": "ng test igniteui-angular --watch=false --no-progress --karma-config=./projects/igniteui-angular/karma.azure.non-grid.conf.js",
     "test:lib:watch": "ng test igniteui-angular --karma-config=./projects/igniteui-angular/karma.watch.conf.js",
     "test:schematics": "ts-node --project projects/igniteui-angular/migrations/tsconfig.json ./node_modules/jasmine/bin/jasmine.js ./projects/igniteui-angular/migrations/**/*.spec.ts ./projects/igniteui-angular/schematics/**/*.spec.ts",
     "test:styles": "ts-node --skip-project ./node_modules/jasmine/bin/jasmine.js ./projects/igniteui-angular/src/lib/core/styles/spec/tests.ts",