[DOCS] Minor updates in styling for Example docs

Author: picandocodigo

docs/examples.asciidoc

@@ -90,11 +90,11 @@ Index several documents in one request:
 ```ruby
 body = [
   { index: { _index: 'books', _id: '42' } },
-  { name: "The Hitchhiker's Guide to the Galaxy", author: 'Douglas Adams', release_date: '1979-10-12', page_count: 180},
+  { name: "The Hitchhiker's Guide to the Galaxy", author: 'Douglas Adams', release_date: '1979-10-12', page_count: 180 },
   { index: { _index: 'books', _id: '43' } },
   { name: 'Snow Crash', author: 'Neal Stephenson', release_date: '1992-06-01', page_count: 470 },
   { index: { _index: 'books', _id: '44' } },
-  { name: 'Starship Troopers', author: 'Robert A. Heinlein', release_date: '1959-12-01', page_count: 335}
+  { name: 'Starship Troopers', author: 'Robert A. Heinlein', release_date: '1959-12-01', page_count: 335 }
 ]
 client.bulk(body: body)
 ```
@@ -134,30 +134,30 @@ First, bulk index it:
 [source,ruby]
 ----
 body = [
-  { index: { _index: 'books', data: {name: "Leviathan Wakes", "author": "James S.A. Corey", "release_date": "2011-06-02", "page_count": 561} } },
-  { index: { _index: 'books', data: {name: "Hyperion", "author": "Dan Simmons", "release_date": "1989-05-26", "page_count": 482} } },
-  { index: { _index: 'books', data: {name: "Dune", "author": "Frank Herbert", "release_date": "1965-06-01", "page_count": 604} } },
-  { index: { _index: 'books', data: {name: "Dune Messiah", "author": "Frank Herbert", "release_date": "1969-10-15", "page_count": 331} } },
-  { index: { _index: 'books', data: {name: "Children of Dune", "author": "Frank Herbert", "release_date": "1976-04-21", "page_count": 408} } },
-  { index: { _index: 'books', data: {name: "God Emperor of Dune", "author": "Frank Herbert", "release_date": "1981-05-28", "page_count": 454} } },
-  { index: { _index: 'books', data: {name: "Consider Phlebas", "author": "Iain M. Banks", "release_date": "1987-04-23", "page_count": 471} } },
-  { index: { _index: 'books', data: {name: "Pandora's Star", "author": "Peter F. Hamilton", "release_date": "2004-03-02", "page_count": 768} } },
-  { index: { _index: 'books', data: {name: "Revelation Space", "author": "Alastair Reynolds", "release_date": "2000-03-15", "page_count": 585} } },
-  { index: { _index: 'books', data: {name: "A Fire Upon the Deep", "author": "Vernor Vinge", "release_date": "1992-06-01", "page_count": 613} } },
-  { index: { _index: 'books', data: {name: "Ender's Game", "author": "Orson Scott Card", "release_date": "1985-06-01", "page_count": 324} } },
-  { index: { _index: 'books', data: {name: "1984", "author": "George Orwell", "release_date": "1985-06-01", "page_count": 328} } },
-  { index: { _index: 'books', data: {name: "Fahrenheit 451", "author": "Ray Bradbury", "release_date": "1953-10-15", "page_count": 227} } },
-  { index: { _index: 'books', data: {name: "Brave New World", "author": "Aldous Huxley", "release_date": "1932-06-01", "page_count": 268} } },
-  { index: { _index: 'books', data: {name: "Foundation", "author": "Isaac Asimov", "release_date": "1951-06-01", "page_count": 224} } },
-  { index: { _index: 'books', data: {name: "The Giver", "author": "Lois Lowry", "release_date": "1993-04-26", "page_count": 208} } },
-  { index: { _index: 'books', data: {name: "Slaughterhouse-Five", "author": "Kurt Vonnegut", "release_date": "1969-06-01", "page_count": 275} } },
-  { index: { _index: 'books', data: {name: "The Hitchhiker's Guide to the Galaxy", "author": "Douglas Adams", "release_date": "1979-10-12", "page_count": 180} } },
-  { index: { _index: 'books', data: {name: "Snow Crash", "author": "Neal Stephenson", "release_date": "1992-06-01", "page_count": 470} } },
-  { index: { _index: 'books', data: {name: "Neuromancer", "author": "William Gibson", "release_date": "1984-07-01", "page_count": 271} } },
-  { index: { _index: 'books', data: {name: "The Handmaid's Tale", "author": "Margaret Atwood", "release_date": "1985-06-01", "page_count": 311} } },
-  { index: { _index: 'books', data: {name: "Starship Troopers", "author": "Robert A. Heinlein", "release_date": "1959-12-01", "page_count": 335} } },
-  { index: { _index: 'books', data: {name: "The Left Hand of Darkness", "author": "Ursula K. Le Guin", "release_date": "1969-06-01", "page_count": 304} } },
-  { index: { _index: 'books', data: {name: "The Moon is a Harsh Mistress", "author": "Robert A. Heinlein", "release_date": "1966-04-01", "page_count": 288 } } }
+  { index: { _index: 'books', data: { name: 'Leviathan Wakes', author: 'James S.A. Corey', release_date: '2011-06-02', page_count: 561 } } },
+  { index: { _index: 'books', data: { name: 'Hyperion', author: 'Dan Simmons', release_date: '1989-05-26', page_count: 482 } } },
+  { index: { _index: 'books', data: { name: 'Dune', author: 'Frank Herbert', release_date: '1965-06-01', page_count: 604 } } },
+  { index: { _index: 'books', data: { name: 'Dune Messiah', author: 'Frank Herbert', release_date: '1969-10-15', page_count: 331 } } },
+  { index: { _index: 'books', data: { name: 'Children of Dune', author: 'Frank Herbert', release_date: '1976-04-21', page_count: 408 } } },
+  { index: { _index: 'books', data: { name: 'God Emperor of Dune', author: 'Frank Herbert', release_date: '1981-05-28', page_count: 454 } } },
+  { index: { _index: 'books', data: { name: 'Consider Phlebas', author: 'Iain M. Banks', release_date: '1987-04-23', page_count: 471 } } },
+  { index: { _index: 'books', data: { name: 'Pandora\'s Star', author: 'Peter F. Hamilton', release_date: '2004-03-02', page_count: 768 } } },
+  { index: { _index: 'books', data: { name: 'Revelation Space', author: 'Alastair Reynolds', release_date: '2000-03-15', page_count: 585 } } },
+  { index: { _index: 'books', data: { name: 'A Fire Upon the Deep', author: 'Vernor Vinge', release_date: '1992-06-01', page_count: 613 } } },
+  { index: { _index: 'books', data: { name: 'Ender\'s Game', author: 'Orson Scott Card', release_date: '1985-06-01', page_count: 324 } } },
+  { index: { _index: 'books', data: { name: '1984', author: 'George Orwell', release_date: '1985-06-01', page_count: 328 } } },
+  { index: { _index: 'books', data: { name: 'Fahrenheit 451', author: 'Ray Bradbury', release_date: '1953-10-15', page_count: 227 } } },
+  { index: { _index: 'books', data: { name: 'Brave New World', author: 'Aldous Huxley', release_date: '1932-06-01', page_count: 268 } } },
+  { index: { _index: 'books', data: { name: 'Foundation', author: 'Isaac Asimov', release_date: '1951-06-01', page_count: 224 } } },
+  { index: { _index: 'books', data: { name: 'The Giver', author: 'Lois Lowry', release_date: '1993-04-26', page_count: 208 } } },
+  { index: { _index: 'books', data: { name: 'Slaughterhouse-Five', author: 'Kurt Vonnegut', release_date: '1969-06-01', page_count: 275 } } },
+  { index: { _index: 'books', data: { name: 'The Hitchhiker\'s Guide to the Galaxy', author: 'Douglas Adams', release_date: '1979-10-12', page_count: 180 } } },
+  { index: { _index: 'books', data: { name: 'Snow Crash', author: 'Neal Stephenson', release_date: '1992-06-01', page_count: 470 } } },
+  { index: { _index: 'books', data: { name: 'Neuromancer', author: 'William Gibson', release_date: '1984-07-01', page_count: 271 } } },
+  { index: { _index: 'books', data: { name: 'The Handmaid\'s Tale', author: 'Margaret Atwood', release_date: '1985-06-01', page_count: 311 } } },
+  { index: { _index: 'books', data: { name: 'Starship Troopers', author: 'Robert A. Heinlein', release_date: '1959-12-01', page_count: 335 } } },
+  { index: { _index: 'books', data: { name: 'The Left Hand of Darkness', author: 'Ursula K. Le Guin', release_date: '1969-06-01', page_count: 304 } } },
+  { index: { _index: 'books', data: { name: 'The Moon is a Harsh Mistress', author: 'Robert A. Heinlein', release_date: '1966-04-01', page_count: 288 } } }
 ]
 client.bulk(body: body)
 ----