* Semi-automated using `ssf-formula` (v0.5.0)
* Fix errors shown below:
```bash
prometheus-formula$ $(grep "\- yamllint" .travis.yml | sed -e "s:^\s\+-\s\(.*\):\1:")
./prometheus/osfamilymap.yaml
1:89 error line too long (116 > 88 characters) (line-length)
1:24 error trailing spaces (trailing-spaces)
13:2 error syntax error: found character '%' that cannot start any token
24:89 error line too long (90 > 88 characters) (line-length)
25:89 error line too long (167 > 88 characters) (line-length)
./prometheus/defaults.yaml
6:13 error too many spaces inside braces (braces)
6:35 error too many spaces inside braces (braces)
7:11 error too many spaces inside braces (braces)
7:25 error too many spaces inside braces (braces)
8:22 warning truthy value should be one of [false, true] (truthy)
9:25 warning truthy value should be one of [false, true] (truthy)
49:85 error trailing spaces (trailing-spaces)
103:20 warning truthy value should be one of [false, true] (truthy)
104:25 warning truthy value should be one of [false, true] (truthy)
108:16 warning truthy value should be one of [false, true] (truthy)
113:24 warning missing starting space in comment (comments)
pillar.example
31:6 warning missing starting space in comment (comments)
32:8 warning missing starting space in comment (comments)
32:7 warning comment not indented like content (comments-indentation)
51:5 warning comment not indented like content (comments-indentation)
65:89 error line too long (110 > 88 characters) (line-length)
68:29 error too many spaces after colon (colons)
68:34 warning too few spaces before comment (comments)
68:89 error line too long (106 > 88 characters) (line-length)
69:34 warning too few spaces before comment (comments)
69:89 error line too long (98 > 88 characters) (line-length)
75:9 error wrong indentation: expected 10 but found 8 (indentation)
76:11 error wrong indentation: expected 12 but found 10 (indentation)
77:13 warning comment not indented like content (comments-indentation)
79:89 error line too long (101 > 88 characters) (line-length)
81:9 warning comment not indented like content (comments-indentation)
86:89 error line too long (103 > 88 characters) (line-length)
91:11 error wrong indentation: expected 12 but found 10 (indentation)
106:15 error wrong indentation: expected 16 but found 14 (indentation)
108:41 warning too few spaces before comment (comments)
118:89 error line too long (96 > 88 characters) (line-length)
139:13 error wrong indentation: expected 14 but found 12 (indentation)
143:7 error wrong indentation: expected 8 but found 6 (indentation)
145:9 error wrong indentation: expected 10 but found 8 (indentation)
157:6 warning missing starting space in comment (comments)
158:20 error too many spaces inside braces (braces)
158:47 error too many spaces inside braces (braces)
```
