Add URL parameter support for Bible version

- Read version parameter from URL on page load (?version=esv|?version=nkjv)
- Update URL with version when selection changes
- Enable shareable version-specific URLs like /book/Genesis/chapter/1?version=nkjv

NKJV/23_Isaiah/Chapter_02.md

@@ -3,7 +3,7 @@
 1. The word that Isaiah the son of Amoz saw concerning Judah and Jerusalem.
 
 2. Now it shall come to pass in the latter days
-_That_ the mountain of the Lord's house
+That the mountain of the Lord's house
 Shall be established on the top of the mountains,
 And shall be exalted above the hills;
 And all nations shall flow to it.
@@ -28,7 +28,7 @@ In the light of the Lord.
 
 6. For You have forsaken Your people, the house of Jacob,
 Because they are filled with eastern ways;
-They _are_ soothsayers like the Philistines,
+They are soothsayers like the Philistines,
 And they are pleased with the children of foreigners.
 
 7. Their land is also full of silver and gold,
@@ -53,15 +53,15 @@ The haughtiness of men shall be bowed down,
 And the Lord alone shall be exalted in that day.
 
 12. For the day of the Lord of hosts
-_Shall come_ upon everything proud and lofty,
+Shall come upon everything proud and lofty,
 Upon everything lifted up--
 And it shall be brought low--
 
-13. Upon all the cedars of Lebanon _that are_ high and lifted up,
+13. Upon all the cedars of Lebanon that are high and lifted up,
 And upon all the oaks of Bashan;
 
 14. Upon all the high mountains,
-And upon all the hills _that are_ lifted up;
+And upon all the hills that are lifted up;
 
 15. Upon every high tower,
 And upon every fortified wall;
@@ -83,7 +83,7 @@ When He arises to shake the earth mightily.
 
 20. In that day a man will cast away his idols of silver
 And his idols of gold,
-Which they made, _each_ for himself to worship,
+Which they made, each for himself to worship,
 To the moles and bats,
 
 21. To go into the clefts of the rocks,
@@ -93,7 +93,7 @@ And the glory of His majesty,
 When He arises to shake the earth mightily.
 
 22. Sever yourselves from such a man,
-Whose breath _is_ in his nostrils;
+Whose breath is in his nostrils;
 For of what account is he?