Update exercises to match latest problem specifications

[ricemery]

• acronym implemented version - 1.1.0 canonical version - 1.3.0
• all-your-base implemented version - 1.1.0 canonical version - 2.2.0
• allergies implemented version - 1.0.0 canonical version - 1.1.0
• alphametics implemented version - 1.0.0 canonical version - 1.2.0
• anagram implemented version - 1.0.1 canonical version - 1.2.0
• atbash-cipher implemented version - 1.0.0 canonical version - 1.1.0
• beer-song implemented version - 1.0.0 canonical version - 2.1.0
• binary-search implemented version - 1.0.0 canonical version - 1.1.0
• binary-search-tree implemented version - created manually canonical version - 1.0.0
• book-store implemented version - 1.0.1 canonical version - 1.3.0
• bracket-push implemented version - 1.1.0 canonical version - 1.2.0
• change implemented version - 1.1.0 canonical version - 1.2.0
• clock implemented version - 1.0.1 canonical version - 2.2.1
• collatz-conjecture implemented version - 1.1.1 canonical version - 1.2.0
• connect implemented version - 1.0.0 canonical version - 1.1.0
• crypto-square implemented version - 2.0.0 canonical version - 3.2.0
• custom-set implemented version - 1.0.1 canonical version - 1.3.0
• difference-of-squares implemented version - 1.1.0 canonical version - 1.2.0
• dominoes implemented version - 2.0.0 canonical version - 2.1.0
• flatten-array implemented version - 1.1.0 canonical version - 1.2.0
• food-chain implemented version - 1.0.0 canonical version - 2.1.0
• forth implemented version - 1.2.0 canonical version - 1.4.0
• gigasecond implemented version - 1.0.0 canonical version - 1.1.0
• hamming implemented version - 2.0.0 canonical version - 2.1.0
• hello-world implemented version - 1.0.0 canonical version - 1.1.0
• house implemented version - 1.0.0 canonical version - 2.0.0
• isogram implemented version - 1.1.0 canonical version - 1.2.0
• kindergarten-garden implemented version - 1.0.0 canonical version - 1.1.0
• largest-series-product implemented version - 1.0.0 canonical version - 1.1.0
• leap implemented version - 1.0.0 canonical version - 1.3.0
• luhn implemented version - 1.0.0 canonical version - 1.1.0
• matrix implemented version - created manually canonical version - 1.0.0
• meetup implemented version - 1.0.0 canonical version - 1.1.0
• minesweeper implemented version - 1.0.0 canonical version - 1.1.0
• nth-prime implemented version - 1.0.0 canonical version - 2.1.0
• nucleotide-count implemented version - 1.0.0 canonical version - 1.3.0
• ocr-numbers implemented version - 1.0.0 canonical version - 1.1.0
• palindrome-products implemented version - 1.0.0 canonical version - 1.1.0
• pangram implemented version - 1.1.0 canonical version - 1.4.0
• pascals-triangle implemented version - 1.0.0 canonical version - 1.3.0
• perfect-numbers implemented version - 1.0.1 canonical version - 1.1.0
• phone-number implemented version - 1.2.0 canonical version - 1.4.0
• pig-latin implemented version - 1.1.0 canonical version - 1.2.0
• prime-factors implemented version - 1.0.0 canonical version - 1.1.0
• protein-translation implemented version - created manually canonical version - 1.1.0
• queen-attack implemented version - 1.0.0 canonical version - 2.1.0
• rail-fence-cipher implemented version - 1.0.1 canonical version - 1.1.0
• raindrops implemented version - 1.0.0 canonical version - 1.1.0
• rna-transcription implemented version - 1.0.1 canonical version - 1.2.0
• robot-simulator implemented version - 1.0.0 canonical version - 2.2.0
• roman-numerals implemented version - 1.0.0 canonical version - 1.2.0
• saddle-points implemented version - 1.0.0 canonical version - 1.1.0
• say implemented version - 1.0.0 canonical version - 1.1.0
• scrabble-score implemented version - 1.0.0 canonical version - 1.1.0
• secret-handshake implemented version - 1.1.0 canonical version - 1.2.0
• sieve implemented version - 1.0.0 canonical version - 1.1.0
• space-age implemented version - 1.0.0 canonical version - 1.1.0
• spiral-matrix implemented version - 1.0.0 canonical version - 1.1.0
• sublist implemented version - 1.0.0 canonical version - 1.1.0
• sum-of-multiples implemented version - 1.1.0 canonical version - 1.2.0
• triangle implemented version - 1.0.0 canonical version - 1.1.0
• variable-length-quantity implemented version - 1.0.0 canonical version - 1.1.0
• word-count implemented version - 1.0.0 canonical version - 1.2.0
• wordy implemented version - 1.0.0 canonical version - 1.1.0
• zebra-puzzle implemented version - created manually canonical version - 1.1.0
• zipper implemented version - created manually canonical version - 1.0.0