Mostly balance and features related to balance (prestige mechanic redone). Also interface improvements and first archeology mechanic (unfinished).

- [feature] Prestige gained per era (from planets and population), removed instant bonus to prestige from planets, older saves auto convert prestige. Prestige gain per turn from palace budget.
- [feature] Only admirals of fleets that have some ships will report during an audience, more detailed reports of admirals during an audience.
- [feature] Extended storylines a bit.
- [feature] Archaeologist events (primitive and unfinished).
- [feature] More technologies.

- [balance] Adjusted starting number of ships in squadrons.
- [balance] AI squadron size cap adjusted (depends on difficulty, also offensive squadrons have much bigger cap), balanced AI reinforcement.
- [balance] Ships require 5x more minerals to be built.
- [balance] Pirates power halved.
- [balance] Rebels readiness reduction audience options less effective.
- [balance] Stronger rebels.

- [interface] Beautified some reports (planet pictures and data).
- [interface] Personnel dead report shows more details and a picture of the character.
- [interface] Fixed Disband squadron button placement.
- [interface] Difficulty description.
- [interface] Better Empire/Summary screen (many new tooltips).
- [interface] Summon admiral button disabled during audience (greyed out and can't click it), to avoid confusion when you should summon an admiral.

- [fix] Partial fix of INPUTTEXT for saves (cleared text upon entering load/save mode).
- [fix] Fixed bug (ShipDesign =0 not produced) where Falcons were never produced in fleet 1.

- [misc] EndTurn order change: ships produced after minerals are gathered.
- [misc] For testing only: Fleet Orders tab with primitive options, to see how it could work (visible only if you activated TesterMode).