Create and add new tests to wikis tests to cover new changes [development_testing]

[Dinaamagdy]

• Create tests to cover the new changes here https://github.com/threefoldtech/home/issues/546
• Edit the tests here https://github.com/threefoldtech/jumpscaleX_threebot/tree/development/ThreeBotPackages/zerobot/webinterface/tests

[Dina-Abd-Elrahman]

• web interface tests are updated.
  8a54cdddc6ccfeb640dc2c275c3d236356a8cba8 79cd0638b53ba8df8840ea71827f1fbc809337a3 1aef4200bb1ef8f7dafb8148bfd517312492b7ec

• wiki test cases are updated and the tests pass. 574648e2697d569044c3dd4b3d26055e0e4e0270

[Dina-Abd-Elrahman]

• fix wiki_is_loaded test case, 936db743cc93a1057d1f29be18fc6d9ca7529ca2
• add wiki_is_loaded test case, 9f4989409efe30cc9b1c66bb84bbc19c6e5ccac9

[Dina-Abd-Elrahman]

@Dinaamagdy can you please review.

[xmonader]

working in wikis is paused this release, to be visited later.