Reorganised windows moving code, documented a lag in FindHoveredWindow(), fixing lag whole moving windows (#635)

Renamed majority of use of "opened" to "open" for clarity. Renamed SetNextTreeNodeOpened() to SetNextTreeNodeOpen(). (#625, #579)

Internal RenderBullet() helper.

Refactor ButtonBehavior(), fixed double-click mode also triggering on single-click (relate to #516)

Added CollapsingHeader() variant with close button, obsoleted 4 parameters version. Refactored code into TreeNodeBehavior. (#600) ...

New flag and declaration makes uses of SetNextTreeNode() functions on
collapsing header more obvious as well (#579).

PushClipRect(): not altering passed values, leave it to caller responsibility to floor properly (followup #582)

MenuItem(): checkmark render in disabled color when disabled

Made ImGui::PushClipRect()/PopClipRect() public. Changed ImDrawList::PushClipRect() prototype. Fixed demo. (#610)

Internal ImRound() -> ImFloor(), ImRect::Round() -> ImRect::Floor(),

Refactored CloseWindowButton() into a CloseButton() helper declared in imgui_internal.h (#600)

Comments

Relative order of Child windows creation is preserved during sort (#595)

Version 1.49 WIP

Version 1.48

Moved EndFrame() back to imgui_internal.h + comments. Undo cfbf06e

Comments and moved EndFrame() for imgui_internal.h (for clarity? or extra confusion?)

Trim trailing spaces

Various tidying up / comments, moved columns functions declarations, no functional changes

Converted tabs to spaces

Renamed FindTextDisplayEnd to FindRenderedTextEnd

Exposed FindTextDisplayEnd to imgui_internal.h

Removed extraneous comma for pedantic compilers (#516)

Minor tidying up following (#516) - renamed ImGuiSelectableFlags_HandleDoubleClick to ImGuiSelectableFlags_AllowDoubleClick + comments

Merge branch 'master' of https://github.com/zapolnov/imgui into zapolnov-master

CaptureKeyboardFromApp() / CaptureMouseFromApp(): allow to enforce clearing the capture flag (#533) + demo + made code a little less messy

Exposed FindWindowByName() in imgui_internal.h

Moved declaration of SetItemAllowOverlap() to imgui.h (ref #517)

Added flag for selectables to handle double clicks.

Tentative fix for GCC/Clang (#484, #504)

Remove dependency on <new> header (#484, #504) ...

(Now expecting something to fail somewhere..)