Fix some intermittent test failures

[labkey-tchad]

Rationale

DomainFormPanel should wait for itself to finish loading.

org.openqa.selenium.NoSuchElementException: Unable to find element: css=.domain-form-manual-btn
within: DomainFormPanel [[FirefoxDriver: firefox on linux (d7d5a137-89c2-4fad-80fb-9b684befcdb9)] -> xpath: //div[contains(concat(' ',normalize-space(@class),' '), " domain-form-panel ")][.//*[contains(concat(' ',normalize-space(@class),' '), " domain-panel-title ")][starts-with(normalize-space(), "Fields")]]]
  [...]
  at app//org.labkey.test.components.domain.DomainFormPanel.clickManuallyDefineFields(DomainFormPanel.java:259)
  at app//org.labkey.test.components.domain.DomainFormPanel.manuallyDefineFields(DomainFormPanel.java:295)
  at app//org.labkey.test.tests.wnprc_purchasing.WNPRC_PurchasingTest.addExtensibleColumn(WNPRC_PurchasingTest.java:179)
  at app//org.labkey.test.tests.wnprc_purchasing.WNPRC_PurchasingTest.doSetup(WNPRC_PurchasingTest.java:139)
  at app//org.labkey.test.tests.wnprc_purchasing.WNPRC_PurchasingTest.setupProject(WNPRC_PurchasingTest.java:119)

Moving the "Data Views" webpart to the top of the page is causing thumbnail popups to block occasional clicks.

org.openqa.selenium.ElementClickInterceptedException: Element <a class="dropdown-toggle fa fa-caret-down" href="#"> is not clickable at point (973,508) because another element <div class="data-views-tip-content"> obscures it
  [...]
  at app//org.labkey.test.util.PortalHelper.checkWebpartPermission(PortalHelper.java:469)
  at app//org.labkey.test.tests.SimpleModuleTest.doTestCustomFolder(SimpleModuleTest.java:472)
  at app//org.labkey.test.tests.SimpleModuleTest.doVerifySteps(SimpleModuleTest.java:262)
  at app//org.labkey.test.tests.SimpleModuleTest.testSteps(SimpleModuleTest.java:254)

Related Pull Requests

• N/A

Changes

• Wait for DomainFormPanel to finish loading
• In SimpleModuleTest leave the "Data Views" webpart at the bottom to avoid ElementClickInterceptedException
• Various minor code cleanup