Update UI for the committee to update network parameters through voting

[tedthecreator]

• Retrieve dynamic network settings
• Display dynamic network settings (additional tab on the explorer page)
• [committee members only] Create a proposal to change network parameters (can be multiple parameters within one proposal)
• [committee members only] Checking (pull?) for any new network parameter proposal
• [committee members only] Display changes proposed in the parameter proposal
• [committee members only] Possibility to vote for or ignore changes proposed in the parameter proposal