Audit Fixes - System Changes - Code Refactoring - Mega Merge

[GalloDaSballo]

Mega PR of all changes

5.1 -> WIP

Fix: 5.2 - Try Catch that actually doesn't revert - #5

• Fix known vector such as: selfdestruct, returnbomb, gasgrief and reverts
• Discuss Gas to Hooks
• Basic Tests
• Invariant Testing on Governance to prevent any DOS | cc: @nican0r | High impact | Mid Prio
• Invariant Testing Setup to test Initiatives to verify if they are safe to use | cc: @nican0r | Low Prio | High Impact

Fix: 5.3 - fix: counted ts fix - #18

• Write tests to identify the bug
• Write fuzz / invariant tests to ensure the bug doesn't happen again
  @nican0r need coverage here pls

5.4 - WIP - See: #16

5.5 - WIP - CC: @nican0r

Fix: 5.6 - see 5.2

5.7 -> See 5.4

5.8 -> See 5.4

Fix: 5.9 - Curve Claim Flow + Tests + Griefing - #10

• Needs true E2E Forked Tests

5.10 -> See 5.4

5.11

Awaiting @jltqy See: fix/voteCheck
May rewrite these

5.12

Ack -> TODO: Review Game Theory

Rest

• TODO Later

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Pending

NOT MERGED - Fix: V4 Claim Grief Flow - #11

• Does the hook work?
• Does the vesting work
• E2E Fork Test

Minor

Unchecked ETH Transfer - #7

• Adds a check
• Should we allow specifying a different recipient?

Always use safeTransfer | bcf897e

• TODO: Decide if we want to remove all of them since approve is not safe and bold and lqty don't require it