The Guardian Cryptic puzzle clues 2016 Apr 12

• A bit of a pain, Matt's ahead of champion, swallowing hard Crossword Clue
• After 1.10, Ena put out feelers Crossword Clue
• After north-eastern break backfired, composed Ring opera Crossword Clue
• Be dependent on the Tube train? Crossword Clue
• Divided by resistance, one times two less zero gives constant Crossword Clue
• Do as instructed and misbehave before performing Crossword Clue
• Entering sporting series, United put out again Crossword Clue
• Famously slow assistant from way back now sat awkwardly Crossword Clue
• Ground nut carcase, which is shelled Crossword Clue
• Heart (as a setter might put it) is tremendously important Crossword Clue
• He's involved with any apparent source of laughter Crossword Clue
• Historic point of entry in which antelope takes two lives at first, then another two lives Crossword Clue
• In the middle of punt, eating chocolate bar Crossword Clue
• Light unit half finishes beneath chimney Crossword Clue
• Londoner's bird, one taking part in cockfight? Crossword Clue
• Mob culture joker, name concealed, identified as spy boss Crossword Clue
• Moles, say, getting no backing of MI5 without leader Crossword Clue
• 'Mother time' appropriated by children turning over antique jar Crossword Clue
• Not before minor tucks into pudding? Crossword Clue
• Nuclear industry waste product messed up laundered item Crossword Clue
• Place: it's elevated for cherubs Crossword Clue
• Real Mata Hari in disguise, seizing English long-distance flier Crossword Clue
• See 19 Crossword Clue
• Swelling brass section awful without randomly placed intro Crossword Clue
• West Side Story number about doctor's instrument Crossword Clue
• Windows-related legal entitlement derived from old crossword answers Crossword Clue