Switches to double quotes in examples; fixes #5

Author: tomnomnom

ADVANCED.mkd

@@ -9,7 +9,7 @@ As an exercise, let's try to mimick some of the examples from the [jq tutorial](
 
 Get the last 5 commits from the gron repo:
 ```
-▶ gron 'https://api.github.com/repos/tomnomnom/gron/commits?per_page=5'
+▶ gron "https://api.github.com/repos/tomnomnom/gron/commits?per_page=5"
 json = [];
 json[0] = {};
 json[0].author = {};
@@ -23,9 +23,9 @@ json[4].sha = "91b204972e63a1166c9d148fbbfd839f8697f91b";
 json[4].url = "https://api.github.com/repos/tomnomnom/gron/commits/91b204972e63a1166c9d148fbbfd839f8697f91b";
 ```
 
-Extract just the first commit using `fgrep 'json[0]'`:
+Extract just the first commit using `fgrep "json[0]"`:
 ```
-▶ gron 'https://api.github.com/repos/tomnomnom/gron/commits?per_page=5' | fgrep 'json[0]'
+▶ gron "https://api.github.com/repos/tomnomnom/gron/commits?per_page=5" | fgrep "json[0]"
 json[0] = {};
 json[0].author = {};
 json[0].author.avatar_url = "https://avatars.githubusercontent.com/u/58276?v=3";
@@ -39,16 +39,16 @@ json[0].sha = "7da81e29c27241c0a5c2e5d083ddebcfcc525908";
 json[0].url = "https://api.github.com/repos/tomnomnom/gron/commits/7da81e29c27241c0a5c2e5d083ddebcfcc525908";
 ```
 
-Get just the committer's name and the commit message using `egrep '(committer.name|commit.message)'`:
+Get just the committer's name and the commit message using `egrep "(committer.name|commit.message)"`:
 ```
-▶ gron 'https://api.github.com/repos/tomnomnom/gron/commits?per_page=5' | fgrep 'json[0]' | egrep '(committer.name|commit.message)'
+▶ gron "https://api.github.com/repos/tomnomnom/gron/commits?per_page=5" | fgrep "json[0]" | egrep "(committer.name|commit.message)"
 json[0].commit.committer.name = "Tom Hudson";
 json[0].commit.message = "Adds 0.1.7 to changelog";
 ```
 
 Turn the result back into JSON using `gron --ungron`:
 ```
-▶ gron 'https://api.github.com/repos/tomnomnom/gron/commits?per_page=5' | fgrep 'json[0]' | egrep '(committer.name|commit.message)' | gron --ungron
+▶ gron "https://api.github.com/repos/tomnomnom/gron/commits?per_page=5" | fgrep "json[0]" | egrep "(committer.name|commit.message)" | gron --ungron
 [
   {
     "commit": {
@@ -63,10 +63,10 @@ Turn the result back into JSON using `gron --ungron`:
 
 gron preserves the location of values in the JSON, but you can use `sed` to remove keys from the path:
 ```
-▶ gron 'https://api.github.com/repos/tomnomnom/gron/commits?per_page=5' | fgrep 'json[0]' | egrep '(committer.name|commit.message)' | sed -r 's/(commit|committer)\.//g'
+▶ gron "https://api.github.com/repos/tomnomnom/gron/commits?per_page=5" | fgrep "json[0]" | egrep "(committer.name|commit.message)" | sed -r "s/(commit|committer)\.//g"
 json[0].name = "Tom Hudson";
 json[0].message = "Adds 0.1.7 to changelog"
-▶ gron 'https://api.github.com/repos/tomnomnom/gron/commits?per_page=5' | fgrep 'json[0]' | egrep '(committer.name|commit.message)' | sed -r 's/(commit|committer)\.//g' | gron --ungron
+▶ gron "https://api.github.com/repos/tomnomnom/gron/commits?per_page=5" | fgrep "json[0]" | egrep "(committer.name|commit.message)" | sed -r "s/(commit|committer)\.//g" | gron --ungron
 [
   {
     "message": "Adds 0.1.7 to changelog",
@@ -75,9 +75,9 @@ json[0].message = "Adds 0.1.7 to changelog"
 ]
 ```
 
-Removing the `fgrep 'json[0]'` from the pipeline means we do the same for all commits:
+Removing the `fgrep "json[0]"` from the pipeline means we do the same for all commits:
 ```
-▶ gron 'https://api.github.com/repos/tomnomnom/gron/commits?per_page=5' | egrep '(committer.name|commit.message)' | sed -r 's/(commit|committer)\.//g' | gron --ungron
+▶ gron "https://api.github.com/repos/tomnomnom/gron/commits?per_page=5" | egrep "(committer.name|commit.message)" | sed -r "s/(commit|committer)\.//g" | gron --ungron
 [
   {
     "message": "Adds 0.1.7 to changelog",
@@ -92,7 +92,7 @@ Removing the `fgrep 'json[0]'` from the pipeline means we do the same for all co
 
 To include the `html_url` key for each commit's parents, all we need to do is add `parents.*html_url` into our call to `egrep`:
 ```
-▶ gron 'https://api.github.com/repos/tomnomnom/gron/commits?per_page=5' | egrep '(committer.name|commit.message|parents.*html_url)' | sed -r 's/(commit|committer)\.//g' 
+▶ gron "https://api.github.com/repos/tomnomnom/gron/commits?per_page=5" | egrep "(committer.name|commit.message|parents.*html_url)" | sed -r "s/(commit|committer)\.//g" 
 json[0].name = "Tom Hudson";
 json[0].message = "Adds 0.1.7 to changelog";
 json[0].parents[0].html_url = "https://github.com/tomnomnom/gron/commit/48aba5325ece087ae24ab72684851cbe77ce8311";
@@ -102,9 +102,9 @@ json[1].parents[0].html_url = "https://github.com/tomnomnom/gron/commit/3eca8bf5
 ...
 ```
 
-To make the structure more like that in the final example in the `jq` tutorial, we can use `sed -r 's/\.html_url//'` to remove the `.html_url` part of the path:
+To make the structure more like that in the final example in the `jq` tutorial, we can use `sed -r "s/\.html_url//"` to remove the `.html_url` part of the path:
 ```
-▶ gron 'https://api.github.com/repos/tomnomnom/gron/commits?per_page=5' | egrep '(committer.name|commit.message|parents.*html_url)' | sed -r 's/(commit|committer)\.//g' | sed -r 's/\.html_url//'
+▶ gron "https://api.github.com/repos/tomnomnom/gron/commits?per_page=5" | egrep "(committer.name|commit.message|parents.*html_url)" | sed -r "s/(commit|committer)\.//g" | sed -r "s/\.html_url//"
 json[0].name = "Tom Hudson";
 json[0].message = "Adds 0.1.7 to changelog";
 json[0].parents[0] = "https://github.com/tomnomnom/gron/commit/48aba5325ece087ae24ab72684851cbe77ce8311";
@@ -116,7 +116,7 @@ json[1].parents[0] = "https://github.com/tomnomnom/gron/commit/3eca8bf5e07151f07
 
 And, of course, the statements can be turned back into JSON with `gron --ungron`:
 ```
-▶ gron 'https://api.github.com/repos/tomnomnom/gron/commits?per_page=5' | egrep '(committer.name|commit.message|parents.*html_url)' | sed -r 's/(commit|committer)\.//g' | sed -r 's/\.html_url//' | gron --ungron
+▶ gron "https://api.github.com/repos/tomnomnom/gron/commits?per_page=5" | egrep "(committer.name|commit.message|parents.*html_url)" | sed -r "s/(commit|committer)\.//g" | sed -r "s/\.html_url//" | gron --ungron
 [
   {
     "message": "Adds 0.1.7 to changelog",

README.mkd

@@ -7,7 +7,7 @@ gron transforms JSON into discrete assignments to make it easier to `grep` for w
 It eases the exploration of APIs that return large blobs of JSON but have terrible documentation.
 
 <pre>
-▶ <b>gron</b> 'https://api.github.com/repos/tomnomnom/gron/commits?per_page=1' | fgrep 'commit.author'
+▶ <b>gron</b> "https://api.github.com/repos/tomnomnom/gron/commits?per_page=1" | fgrep "commit.author"
 json[0].commit.author = {};
 json[0].commit.author.date = "2016-07-02T10:51:21Z";
 json[0].commit.author.email = "[email protected]";
@@ -16,7 +16,7 @@ json[0].commit.author.name = "Tom Hudson";
 
 gron can work backwards too, enabling you to turn your filtered data back into JSON:
 <pre>
-▶ gron 'https://api.github.com/repos/tomnomnom/gron/commits?per_page=1' | fgrep 'commit.author' | <b>gron --ungron</b>
+▶ gron "https://api.github.com/repos/tomnomnom/gron/commits?per_page=1" | fgrep "commit.author" | <b>gron --ungron</b>
 [
   {
     "commit": {