Entities redesign and a few ERM features

* Made most Handlers derived from CHandlerBase and moved service API there.
* Declared existing Entity APIs.
* Added basic script context caching
* Started Lua script module
* Started Lua spell effect API
* Started script state persistence
* Started battle info callback binding
* CommitPackage removed
* Extracted spells::Caster to own header; Expanded Spell API.
* implemented !!MC:S, !!FU:E, !!FU:P, !!MA, !!VR:H, !!VR:C
* !!BU:C, !!BU:E, !!BU:G, !!BU:M implemented
* Allow use of "MC:S@varName@" to declare normal variable (technically v-variable with string key)
* Re-enabled VERM macros.
* !?GM0 added
* !?TM implemented
* Added !!MF:N
* Started !?OB, !!BM, !!HE, !!OW, !!UN
* Added basic support of w-variables
* Added support for ERM indirect variables
* Made !?FU regular trigger
* !!re (ERA loop receiver) implemented
* Fixed ERM receivers with zero args.

scripts/lib/erm/TM.lua

@@ -0,0 +1,57 @@
+local ReceiverBase = require("core:erm.ReceiverBase")
+local TM = ReceiverBase:new()
+local bit = bit
+local band, bor, bxor = bit.band, bit.bor, bit.bxor
+local ALL_PLAYERS = 0xFF
+
+local DATA = DATA
+DATA.ERM.timers = DATA.ERM.timers or {}
+
+local timers = DATA.ERM.timers
+
+local function newTimer(timerId)
+	return
+	{
+		id = timerId,
+		dayFirst = 1,
+		dayLast = 1,
+		interval = 0,
+		players = 0
+	}
+end
+
+local function getTimer(timerId)
+	timerId = tostring(timerId)
+	timers[timerId] = timers[timerId] or newTimer(timerId)
+	return timers[timerId]
+end
+
+function TM:new(ERM, timerId)
+	assert(timerId ~= nil, "!!TM requires timer identifier")
+	return ReceiverBase.new(self,
+	{
+		timerId = timerId,
+		timer = getTimer(timerId),
+		ERM = ERM
+	})
+end
+
+function TM:D(x, playerMask)
+	--disable by mask
+	self.timer.players = band(self.timer.players, bnot(playerMask), ALL_PLAYERS)
+end
+
+function TM:E(x, playerMask)
+	--enable by mask
+	self.timer.players = bor(self.timer.players, playerMask)
+end
+
+function TM:S(x, dayFirst, dayLast, interval, playerMask)
+	local t = self.timer
+	t.dayFirst = dayFirst
+	t.dayLast = dayLast
+	t.interval = interval
+	t.players = playerMask
+end
+
+return TM