Use my latest branch of imguizmo

Includes my merged PRs and everything in my dev branch. Haven't tested
with it yet.

Changelog:
Test case for clip rect
HACK: more recent Windows SDK and VS2017; disable graph
Set size to amount of space required
Merge pull request ocornut#349 from maksw2/master
Merge pull request ocornut#347 from mgerhardy/341
Merge pull request ocornut#348 from mgerhardy/fixed-warning
Merge pull request ocornut#346 from mgerhardy/280
Merge pull request ocornut#345 from mgerhardy/322
Merge pull request ocornut#344 from rherilier/fix-gcc-warnings
Merge pull request ocornut#336 from rherilier/add-isusingviewmanipulate
Merge pull request ocornut#335 from RedSkittleFox/alternative_window
Merge pull request ocornut#334 from ocornut/fix-beginchildframe
dear imgui update and small fixes
Merge pull request ocornut#316 from Batres3/2DSupport
Merge pull request ocornut#326 from Sayama3/use-push-pop-id
Merge pull request ocornut#328 from georgeto/master
Merge pull request ocornut#330 from maritim/master
Merge pull request ocornut#331 from GiovanyH/patch-1
Merge pull request ocornut#318 from dougbinks/imgui_math_operators
Merge pull request ocornut#312 from kimidaisuki22/master
div 0 fixed
Merge pull request ocornut#301 from ZingBallyhoo/using-any
Merge pull request ocornut#300 from Clog41200/Configurable-limits
Merge pull request ocornut#298 from xDUDSSx/fix/rotation_circles
Merge pull request ocornut#297 from xDUDSSx/fix/vertical-aspect-scaling
Merge pull request ocornut#289 from ComputationalBiomechanicsLab/fix_isusing-ignores-setid
Merge pull request ocornut#291 from ocornut/fix_math_operators_include
Merge pull request ocornut#282 from MohitSethi99/master
Merge pull request ocornut#276 from pthom/virtual_destructors
Merge pull request ocornut#271 from idbrii/clip-parent
Merge pull request ocornut#270 from idbrii/btn-behaviour
Merge pull request ocornut#265 from mgerhardy/pr/fix-minor-formatting
Merge pull request ocornut#264 from mgerhardy/pr/div0
Merge pull request ocornut#269 from peter1745/hatched-line-thickness-enhancement
Merge pull request ocornut#259 from miyanyan/master
Merge branch 'master' of https://github.com/CedricGuillemet/ImGuizmo
update dear imgui
Merge pull request ocornut#256 from Aidiakapi/patch-1
Merge pull request ocornut#252 from aaronkirkham/master
Merge pull request ocornut#249 from rokups/rk/mouse-capture
Merge pull request ocornut#246 from mgerhardy/pr/viewmanipulate
removed commented code
fix click view cube
Merge pull request ocornut#231 from mgerhardy/master
Merge pull request ocornut#230 from mgerhardy/master
Merge pull request ocornut#228 from longod/master
Merge pull request ocornut#227 from madeso/master
AddBezierCubic
Merge pull request ocornut#226 from sherief/master
revert culling test commit
Merge pull request ocornut#203 from rokups/rk/misc-fixes
Merge pull request ocornut#212 from zhaijialong/fix-behind-camera-cull
Merge pull request ocornut#209 from VictorFouquet/fix_normalize
scale is always local
Merge pull request ocornut#202 from pezy/master
imguizmo namespace
Merge pull request ocornut#194 from JonathanHiggs/vcpkg-example
1.84 WIP
Merge pull request ocornut#197 from idbrii/seq-btn-color
Merge pull request ocornut#196 from idbrii/seq-big-handles

Author: idbrii