Add period to end of first description line.

The first line of the description (which is the blurb.) was sometimes missing a
period.

This no longer exactly matches the output of the old readme, but makes the
description more grammatically correct.

Author: Insti

exercises/acronym/description.md

@@ -1,4 +1,4 @@
-Convert a long phrase to its acronym
+Convert a long phrase to its acronym.
 
 Techies love their TLA (Three Letter Acronyms)!
 

exercises/binary/description.md

@@ -1,4 +1,4 @@
-Convert a binary number, represented as a string (e.g. '101010'), to its decimal equivalent using first principles
+Convert a binary number, represented as a string (e.g. '101010'), to its decimal equivalent using first principles.
 
 Implement binary to decimal conversion. Given a binary input
 string, your program should produce a decimal output. The

exercises/bowling/description.md

@@ -1,4 +1,4 @@
-Score a bowling game
+Score a bowling game.
 
 Bowling is game where players roll a heavy ball to knock down pins
 arranged in a triangle. Write code to keep track of the score

exercises/change/description.md

@@ -1,4 +1,4 @@
-Correctly determine change to be given using the least number of coins
+Correctly determine change to be given using the least number of coins.
 
 Correctly determine the fewest number of coins to be given to the user
 such that the sum of the coins' value would equal the correct amount

exercises/connect/description.md

@@ -1,4 +1,4 @@
-Compute the result for a game of Hex / Polygon
+Compute the result for a game of Hex / Polygon.
 
 The abstract boardgame known as
 [Hex](https://en.wikipedia.org/wiki/Hex_%28board_game%29) / Polygon /

exercises/dot-dsl/description.md

@@ -1,4 +1,4 @@
-Write a Domain Specific Language similar to the Graphviz dot language
+Write a Domain Specific Language similar to the Graphviz dot language.
 
 A [Domain Specific Language
 (DSL)](https://en.wikipedia.org/wiki/Domain-specific_language) is a

exercises/error-handling/description.md

@@ -1,4 +1,4 @@
-Implement various kinds of error handling and resource management
+Implement various kinds of error handling and resource management.
 
 An important point of programming is how to handle errors and close
 resources even if errors occur.

exercises/flatten-array/description.md

@@ -1,4 +1,4 @@
-Take a nested list and return a single list with all values except nil/null
+Take a nested list and return a single list with all values except nil/null.
 
 The challenge is to write a function that accepts an arbitrarily-deep nested list-like structure and returns a flattened structure without any nil/null values.
 

exercises/food-chain/description.md

@@ -1,4 +1,4 @@
-Generate the lyrics of the song 'I Know an Old Lady Who Swallowed a Fly'
+Generate the lyrics of the song 'I Know an Old Lady Who Swallowed a Fly'.
 
 While you could copy/paste the lyrics,
 or read them from a file, this problem is much more

exercises/forth/description.md

@@ -1,4 +1,4 @@
-Implement an evaluator for a very simple subset of Forth
+Implement an evaluator for a very simple subset of Forth.
 
 [Forth](https://en.wikipedia.org/wiki/Forth_%28programming_language%29)
 is a stack-based programming language. Implement a very basic evaluator