Fix for when no hits found.

Broke in SHA: cc4295a1.

Signed-off-by: Anurag Priyam <anurag08priyam@gmail.com>
Alias Hit#length and HSP#length to Hit#len and HSP#len respectively.

Thus fixing incorrect display of hit length in BLAST results.

Hit#length and HSP#length would otherwise delegate to Struct#length, giving
unexpected results.

Signed-off-by: Anurag Priyam <anurag08priyam@gmail.com>
Remove G+ script.

Removed G+ button in SHA: 5ca85a2, but forgot to remove the script.

Signed-off-by: Anurag Priyam <anurag08priyam@gmail.com>
Add HTML5 shive for IE 8 and below.

Signed-off-by: Anurag Priyam <anurag08priyam@gmail.com>
Randomise what to Tweet.

Signed-off-by: Anurag Priyam <anurag08priyam@gmail.com>