[finishes #70102748]: improve feedback blocks
- Add flappy k1 enter obstacle icon
- Add new When Run icon
Merge pull request #664 from code-dot-org/studio_feedback_blocks

[finishes #70102748]: improve feedback blocks
[#70374808] only preventDefault when running - allows touch scrolling before running
Merge pull request #665 from code-dot-org/tweak_hammer_gestures

[#70374808] only preventDefault when running - allows touch scrolling before running
fix for iframe insertion
Merge pull request #666 from code-dot-org/fix_feedback_block_margins

fix for iframe insertion
remove extra BlocklyApps.
[finishes #70782706] add arrangeStartBlocks()
K1 studio/flappy changes:
- Add new flappy k1 enter obstacle icon
- Add new When Run icon to flappy and studio
- Add new k1 speed dropdown to flappy, programatically resized to closer match flappy block sizes
Merge pull request #668 from code-dot-org/studio_block_alignment

[finishes #70782706] add arrangeStartBlocks()
Add k1 score block to flappy. Resize score graphic to 75%.
Imported from blockly-core
Add missing image
add art for 5 new sprites, improve handling of large numbers of sprites, fix wait for click
Merge pull request #669 from code-dot-org/studio_more_sprites

add art for 5 new sprites, improve handling of large numbers of sprites, fix wait for click
Merge pull request #667 from code-dot-org/more_flappy_k1_blocks

More flappy k1 blocks
new conditional blocks/api functions for bee
[finishes #70480106]: fix saySprite and tickCount reset bugs
Merge pull request #670 from code-dot-org/studio_bug_fixes

[finishes #70480106]: fix saySprite and tickCount reset bugs