* crypto-square: update to match canonical data

* crypto-square: rename crypto to cryptoSquare in tests

allergies: update test suite to 1.1.0

custom-set: update tests to 1.1.0

protein-translation: update test version number to 1.0.1

prime-factors: update tests to 1.0.0

rotational-cipher: update tests to 1.1.0

pascals-triangle: update tests to 1.2.0

roman-numerals: update tests to 1.0.0

atbash-cipher: update tests to 1.0.0

anagram: update tests to 1.1.0

* isogram: update test suite

* Update with @FridaTveit's suggestion

Simplify model answers #1119

* hamming: update test suite

* Empty commit

* code change

These few lines of code can be shortened using Stream.

The answer uses Pattern & Matcher to locate each word. This answer works
fine, however, it can be simplified by using String#split(String)
instead with a simpler regex.

Also, let’s add comments for each stream operation to elaborate on
what’s happening at each step of the stream operation.

_template: restructure directory

* parallel-letter-frequency: remove characters with accents / diacritics

* parallel-letter-frequency: update README with stretch goal

* parallel-letter-frequency: fix readme

* Rail Fence Cipher completed

* Added @Ignore in the test file

* Build fail corrections

* Build Fail

* Added .keep file, the abscence caused build to fail

* Changes done as per the recent conventions

* Modified the config.json adding topics as well

* Update config.json

* rail-fence-encoding: add to config.json

* rail-fence-cipher: improve reference solution

* rail-fence-cipher: update with @FridaTveit's suggestions.

Mark stkent as an alumnus

remove .keep

Remove unnecessary .keep files

two-fer: make classes and methods package private

parallel-letter-frequency: unlock by bank account

* Initial commit for new exercise proverb

* Add first test and source code passing it

* Add second test with short chain of consequences

* Add test for longer chain of events

* Add test asserting dictionary is not hard coded

* Add test for entire proverb

* All tests and source code complete

* Add stub due to low difficulty level

* Add proverb to config.json and settings.gradle

* Limit scope to package-private asccess level

* Set config to unlock proverb by two-fer

* Update tests to match exercism canonical data

* Fix starter implementation to only include thrown exception

* Add StringBuilder and basic refactoring

* Fix test spacing

* Refactor out extraneous if-statement

* Add curly braces around if-statement

parallel-letter-frequency: move later in track

* armstrong-numbers: add to track

* amrstrong-numbers: add readme

* armstrong-numbers: add tests and ref solution

* armstrong-numbers: add reference solution

* armstrong-numbers: improve tests as per @FridaTveit's suggestions

* armstrong-numbers: update tests

* armstrong-numbers: improve reference solution

Regenerate READMEs

Skipped Bob since the README change is for a newer version than the
current Java test suite.

Add exercise parallel-letter-frequency

Fixes #1049 (#1100)

policies.md: add reference to issue #1075