WIP: Deprecate legacy display panels

Change-Id: I815ed24578a6ca4b74a1503344c630e6ba2fa22e
WIP: Initial stab at justification toolbutton

Change-Id: Ie1ed0eb447796659c90bcd37db388106f0b49dc5
ENH: Text source display panel

Change-Id: I8321bf0276d033f86739206fce39376140e0b091
WIP: Text properties panel location

Change-Id: Iba99bf3caaca50519de6867768da92b5004b168c
Reworked Text Source Properties panel

Change-Id: I8100cab47ec1ca7aef082265c9d9e99d2bd09c30
Re-arrange widgets for text source display panel

Change-Id: Ia3e64686d672fe02ffdf0c67eb1ce2c420fe980b
Renamed pqTextWindowLocationWidget to pqTextLocationWidget

Change-Id: Iec86a4c3b7043ace4d2b0aa1b575951ee3f12940
Use new display panel for spreadsheet view

Change-Id: I3d4911065c0103798f16b02483bf8c7aa09b247e
Remove legacy display panel for Text Source

Change-Id: I055cf6f44e3607c40b62915a15bbf1843a2c592a

Renamed interface

Change-Id: I0b66a104b218b1349defc5c31a0f90e19b503be6
Merge topic '14573-deprecate-legacy-panels' into next

a8387817 Remove legacy display panel for Text Source
8eb317e0 Use new display panel for spreadsheet view
398f94bd Renamed pqTextWindowLocationWidget to pqTextLocationWidget
9478ed33 Re-arrange widgets for text source display panel
01d55d5d Reworked Text Source Properties panel
b7dfab69 WIP: Text properties panel location
df676841 ENH: Text source display panel
ee6782f2 WIP: Initial stab at justification toolbutton
67987319 WIP: Deprecate legacy display panels