Crossword Puzzle - October 2013

So, to tide everyone over until the announcement of my next story (It's that close!), how about a crossword puzzle?

You all know the drill by now. The first person to Tweet or Facebook me with the correct answers before next Tuesday, 5 November 2013, with get a mention on this blog, and bragging rights.

Good luck!

Across
1 A secret language (4)
5 Title used for a Lady (4)
9 Form of address to a superior (3)
10 contract between licensor and purchaser of software (4)
12 became accustomed (12)
16 what person (3)
17 involving violence (4)
18 before the present time (3)
19 low in fat or sugar (4)
21 six-stringed musical instrument, played with a bow (4)
22 romantic interlude (4)
24 great delight (4)
25 highest adult male voice (4)
28 boiled flour pudding (4)
32 Polynesian garland (3)
33 violent seizure of power (4)
36 travelled through, en route to (3)
37 site of a battle (12)
40 sixty minutes (4)
41 tool used for piercing holes (3)
42 church sale (4)
43 alcohol made with milk and honey (4)
Down
2 broad silk tie (5)
3 nothing (3)
4 the study of triangles (4)
5 legal obligation (4)
6 American boxer, surname (3)
7 pastoral people from Kenya (5)
8 two-masted sailing craft (4)
10 what you listen with (3)
11 something worshipped (4)
13 22nd letter of Greek alphabet (3)
14 watched in a cinema (5)
15 sense of self-importance (3)
20 therefore (4)
21 the Impaler (4)
23 remove errors (5)
25 Scottish Gaelic name for Scotland (4)
26 open, grassy area (3)
27 ten percent (5)
29 fleshy extension hanging above the throat (5)
30 on a fish's back (3)
31 become dim (4)
33 what this is (4)
34 over (3)
35 push a baby in it (4)
38 a toddler (3)
39 obliged to give (3)